The Research Files are a series of articles on Fox's official 24 website that expand upon things shown in each episode of the show and detail how they compare to reality.
Table of ContentsEdit
Season 1 Edit
|Tranquilizer gun||"Day 1: 12:00am-1:00am"||12am|
| A tranquilizer gun was used by Jack Bauer to neutralise George Mason in his office. The file describes how they are non-lethal, non-combat weapons which fire iron anaesthetic darts powered by a pneumatic pump. It mentions that they are not effective against strong opponents or if shot into meaty parts of the body and are commonly used to inject animals.
|Homing device||"Day 1: 1:00am-2:00am"||1am|
|A homing device was used by Bridgit to locate Martin Belkin’s ID in the Mojave Desert. The file describes how the device seen in the show is fictional, but the science exists to create it. It explains how cell phones will soon have the technology to locate a user in proximity to a base station and a Swedish company will soon release software to allow consumers to utilise this function.|
|Optical scanner||"Day 1: 2:00am-3:00am"||2am|
| An optical scanner was used by Jack Bauer to scan an assassin's thumb for identification. The file explains that scanners work by digitizing images of text or illustrations and dividing them into grids of boxes to put them in a form a computer can use. It also mentions smaller, handheld scanners on the market and that Jack's flatbed scanner works like a copy machine.
|Encryption||"Day 1: 3:00am-4:00am"||3am|
| Encryption was used to secure the information on the key card that Jack had Jamey Farrell decrypt. The file describes how encryption works and explains concerns raised over the ability to encrypt criminal activities such as child pornography or espionage, as well as presenting the counter arguments in favour of privacy and e-commerce security.
|Phone tapping||"Day 1: 4:00am-5:00am"||4am|
|Nina Myers set up a phone tap to listen into the call between Ira Gaines and Greg Penticoff. The file gives the background on the Communications Assistance for Law Enforcement Act of 1994, explaining how phone taps work within the law and the steps that law enforcement must take to justify using this technology.|
|Microtransmitter telephones||"Day 1: 5:00am-6:00am"||5am|
| A microtransmitter telephone was given to Jack by Ira Gaines so they could communicate discreetly. The file explains that devices with talking and listening capabilities are not available currently, but the Japanese company NTT DoCoMo's Media Computing Lab is working on the "Whisper" which is predicted to be released in 2005.
|Flak jacket||"Day 1: 6:00am-7:00am"||6am|
| Jack gave Nina a flak jacket before removing her from CTU and shooting her on the orders of Ira Gaines. The file establishes the history of body armor from the 1920s onwards, explaining polymer materials and the development of Kevlar by Stephanie Kwolek. It goes on to describe other uses for Kevlar.
|Wireless handheld devices||"Day 1: 7:00am-8:00am"||7am|
| Jamey Farrell used a wireless handheld device to communicate with Ira Gaines from within CTU. The file describes how they can be used for two-way text messaging and wireless internet, and then talks about the Handspring Treo and the Motorola PageWriter 2000.
|U.S. Secret Service||"Day 1: 8:00am-9:00am"||8am|
| The U.S. Secret Service protected David Palmer during the assassination attempt at the Santa Clarita Power Plant. The file gives the history of the organization from its establishment in 1865, their original mandate of investigating fraud and currency counterfeiting, and their responsibility of protecting Presidents since 1902.
|Wireless tracing and privacy||"Day 1: 9:00am-10:00am"||9am|
|Milo Pressman used wireless tracing to locate Teri Bauer's location at the Gaines compound. The file explains that with the advent of mobile technology, 911 responders were unable to locate callers and so the FCC ordered wireless providers to deliver their customers' locations. It goes on to describe the privacy concerns of such technology.|
|Microtech H.A.L.O. II knife||"Day 1: 10:00am-11:00am"||10am|
| Ted Cofell had a Microtech H.A.L.O. II knife in his car to defend himself from Jack Bauer. The file calls it the epitome of OTF automatic knives, and gives examples of other films it has been seen in. It then gives the history of the different versions of the HALO, and describes its Kydex sheath.
|Global Positioning System||"Day 1: 11:00am-12:00pm"||11am|
| Jack used a Global Positioning System device when infiltrating the Gaines compound. The file for this episode explains the introduction of the Navstar satellite in 1993 and the advent of GPS capabilities, as well as how the signals work and the controversies surrounding the technology.
|Belgrade||"Day 1: 12:00pm-1:00pm"||12pm|
| Belgrade was the location of Luca Univox, a holding company that was linked to Jamey Farrell's financial records. The research file explains it is the capital of Serbia and Yugoslavia, and gives a brief history of Slobodan Milošević's rise to power and the Yugoslav Wars.
|Ultrasound||"Day 1: 1:00pm-2:00pm"||1pm|
| Dr Rose Kent gave Teri Bauer an ultrasound at Grace Memorial Hospital. The file explains the technology and its uses in SONAR and medicine. It also gives the history of its use in medicine since World War II, and Dr. Karl Dussik's publication on ultrasonography.
|MI5||"Day 1: 2:00pm-3:00pm"||2pm|
| Milo Pressman opened up some sockets to MI5 to help Robert Ellis produce a report on Operation Nightfall. The research file gives the history of MI5 since its inception in 1909, and describes its relationship with the other British intelligence services, the SIS and GCHQ. It also describes MI5's mandate and regulation by law.
|The Griffith Observatory||"Day 1: 3:00pm-4:00pm"||3pm|
| The Griffith Observatory is where Keith Palmer met Carl Webb to discuss the death of George Ferragamo. The file gives the history of the site, as well as a description of its layout, and who owns it. It also talks about the other films and TV shows that have filmed there, including Rebel Without A Cause.
|Fiber optics||"Day 1: 4:00pm-5:00pm"||4pm|
| CTU used fiber optics to surveil the sting operation involving Elizabeth Nash and Alexis Drazen. The file describes what fiber optics are, and how the physics behind them works. It goes on to explain they are made out of glass drawn into thin strands, and they are used for surveillance as well as medicine.
|Dissociative amnesia||"Day 1: 5:00pm-6:00pm"||5pm|
| Phil Parslow diagnosed Teri Bauer with dissociative amnesia as the cause of her memory loss. The file describes dissociative disorders and explains how they are thought to stem from trauma as a coping mechanism. It then describes several subtypes of dissociative amnesia.
|Power grid||"Day 1: 6:00pm-7:00pm"||6pm|
|Alan Morgan was paid to cut off a section of the power grid for Alexis Drazen. the research file explains how the power grid is the network of transmission lines that provides electricity for the US and Canada. It then gives detail on the different sections of the power grid, how the science works and the grid's substations and control stations.|
|Underground detention facilities||"Day 1: 7:00pm-8:00pm"||7pm|
| Mark DeSalvo headed an underground detention facilities that was scheduled to house Victor Drazen. The file gives the history of underground prisons in foreign countries such as Vietnam, Iraq and Syria. It then goes on to give examples of non-prison underground facilities used by the US military.
|Super Tuesday||"Day 1: 8:00pm-9:00pm"||8pm|
| Day 1 took place on Super Tuesday when David Palmer was running as a Democratic candidate. The file explains how presidential primaries work, when the 2000 Super Tuesday fell and the criticisms and values of the primary system.
|Purview of CTU||"Day 1: 9:00pm-10:00pm"||9pm|
|David Palmer and George Mason debated the purview of CTU when Palmer convinced him to trade Alexis Drazen for Jack Bauer. The file explains that CTU is a fictional agency but some real federal agencies do fall under Senate purview. It then describes the purview of the CIA and the FBI.|
|Port of Los Angeles||"Day 1: 10:00pm-11:00pm"||10pm|
| The Drazens held Kim Bauer hostage at the Port of Los Angeles before they attempted to leave the country. The file gives the port's location in San Pedro, 20 miles south of Downtown LA, and describes the history of the port since its establishment in 1907. It also explains the port's trade activity.
|United States Coast Guard||"Day 1: 11:00pm-12:00am"||11pm|
| Jack spoke with an officer of the United States Coast Guard after the shootout at the dock. The research file gives a description of the service, how they operate under the Department of Transportation during peace and the US Navy during war, and their different tasks and responsibilities.
Season 2 Edit
|Joint Chiefs of Staff||"Day 2: 8:00am-9:00am"||8am|
| Eric Rayburn set up a meeting with the Joint Chiefs of Staff against Palmer's wishes. The file describes the history of the Joint Chiefs from their beginnings at the start of World War II and formal establishment in 1947. It also describes who makes up the Joint Chiefs and their responsibilities.
|Alert conditions||"Day 2: 9:00am-10:00am"||9am|
|David Palmer raised the alert conditions to red, which caught the attention of reporter Ron Wieland. The research file gives the history of the alert condition system from March 2002, and explains the different levels in use currently. It also talks about the previous system of LERTCONs, DEFCONs and EMERGCONs used during the Cuban Missile Crisis.|
|Exposure to plutonium||"Day 2: 10:00am-11:00am"||10am|
| George Mason was exposed to plutonium at the terrorist warehouse in Panorama City. The research file describes how plutonium emits alpha radiation and low energy x-rays which are only harmful inside the body. It goes on to describe the effects of plutonium damage but how there are other more dangerous materials.
|Reporting child abuse||"Day 2: 11:00am-12:00pm"||11am|
|Dr Kinnard reported the abuse of Megan Matheson to the police after she discovered signs of it at St. Virgil's Hospital. The file details how every state and the District of Columbia have laws about reporting child abuse and the designated mandatory reporters. It also details how to report any suspected child abuse and gives the National Child Abuse Hotline.|
|Sharing U.S. intelligence in the face of terrorism||"Day 2: 12:00pm-1:00pm"||12pm|
|Ambassador Shareef requested that David Palmer share U.S. intelligence to help stop the Second Wave attack. The file details how this works since September 11, how countries reciprocate, what information can be derived from it and what questions are raised about the security of such arrangements.|
|Presidential pardon||"Day 2: 1:00pm-2:00pm"||1pm|
| A Presidential pardon was given to Nina Myers in exchange for information about Second Wave. The file explains how under Article II, Section 2 of the Constitution, the President has this power, and the history of it coming about. It also explains the power of sentence reductions, and the Pardon Clerk office.
|Executive privilege in times of crisis||"Day 2: 2:00pm-3:00pm"||2pm|
|Mike Novick explained executive privilege to David Palmer as a precedent for the detainment of Ron Wieland. The file describes how executive privilege is not mentioned in the constitution but many Presidents have been allowed to use unchecked powers. It mentions the history of democratic governments as well as historic cases such ad George Washington and Richard Nixon.|
|ASCII code||"Day 2: 3:00pm-4:00pm"||3pm|
|ASCII code was the research file for episode 8, although it does not seem to be related to any part of the story. The file explains how ASCII code works by assigning a binary number to each character, and how the extended code includes mathematical symbols. It also describes the history of its introduction in the 1960s and Robert W. Bemer's contribution.|
|Airplane safety||"Day 2: 4:00pm-5:00pm"||4pm|
|The airplane carrying Jack Bauer and Nina Myers crash landed with 3 survivors. The research file gives 17 tips recommended by airline experts on how to survive on an airplane: the tips include seat belt use, flight attendants' safety briefings, not drinking too much alcohol, which materials are best to wear to avoid fire damage, and the "brace" position.|
|Infrared imaging||"Day 2: 5:00pm-6:00pm"||5pm|
|Tom Baker used infrared imaging at 18 Starling Court before the CTU raid on the house. The file describes that infrared is heat radiation emitted by any object with a temperature above absolute zero. It also talks about how heat is created on the molecular level, and human emission of infrared. It also gives the color code of infrared imaging.|
|Hijab||"Day 2: 6:00pm-7:00pm"||6pm|
| When entering the mosque to identify Syed Ali, Kate Warner used a hijab to cover her face. The file explains what a hijab is and the background of Muslim women who wear them. It also gives the basis of hijab from the Hadith, rather than the Quran, and explains the guidelines for how women and men should dress in Muslim culture.
|Imam||"Day 2: 7:00pm-8:00pm"||7pm|
| Al-Fulani was the Imam of the mosque that Syed Ali was praying at before he was cornered and captured by CTU. The file describes the role of an Imam for Sunni Muslims, needing no ordination, and also the role for Shi'ite Muslims, in which Imams have secret knowledge of God and creation and are appointed by God.
|UV light||"Day 2: 8:00pm-9:00pm"||8pm|
|Brian Pierson used a UV light to detect the footprints of the Coral Snake commandos at Norton Airfield. The research file describes how UV light is a valuable tool in forensic investigation, and as well as being used for fingerprint and footprint identification, the file also gives many other uses such as detecting bomb making materials, rape semen or marked ransom money.|
|Fallout shelter supplies||"Day 2: 9:00pm-10:00pm"||9pm|
|Lonnie McRae had an extensive collection of fallout shelter supplies in the bunker beneath his cabin. The file mainly describes fallout shelters, explaining what they are and the minimum amount of fresh air needed for them. It also describes what lighting they need, how they must avoid utility lines and how much drinking water is needed per occupant.|
|Nuclear Emergency Support Team||"Day 2: 10:00pm-11:00pm"||10pm|
| A Nuclear Emergency Support Team attempted to defuse the nuclear bomb at Norton Airfield. The research file describes their founding in 1974 after a bomb scare in Boston, how many members they have and their responsibilities. It then goes on to describe how they detect credible nuclear threats, and what equipment they use to dismantle nuclear devices.
|Audio authentication||"Day 2: 11:00pm-12:00am"||11pm|
|CTU agent Gibson used audio authentication to verify that the Cyprus recording implicated three Middle Eastern countries in the Second Wave bombing. The file gives details on the process of audio authentication, from examining anomalies in the audio to inspecting the physical media for tampering, and using computer equipment for spectrum analysis.|
|Videophone||"Day 2: 12:00am-1:00am"||12am|
|Vice President James Prescott used a Videophone to communicate with David Palmer from Washington, D.C. The file describes portable suitcase videophones that were used by reporters covering the 2003 War in Iraq. It explains how they work with satellites and how they are of little use inside the United States, as well as including a story of a reporter filming a US spy plane crew in China.|
|Posse Comitatus Act||"Day 2: 1:00am-2:00am"||1am|
| Mike Novick reminded David Palmer of the Posse Comitatus Act when Palmer ordered him to use the army to quell riots in Georgia. The file gives the history of the introduction of the act in 1878, how it stops the use of armed forces for law enforcement, and the amendment of the law in 1981 for drug interdictions. It also explains how the Coast Guard and National Guard are not subject to the act.
|Stun guns and tasers||"Day 2: 2:00am-3:00am"||2am|
| Ronnie Stark used a stun gun to torture Jack Bauer, and a taser to incapacitate him when he was captured. The file talks about the development of stun gun technology in the 1970s, and the popular taser variant that shoots electrodes at a distance. It gives the advantages and disadvantages of tasers, and explains how they can be misused and how law enforcement officers defend their use.
|Epinephrine and Beroglide||"Day 2: 3:00am-4:00am"||3am|
| Raymond O'Hara used Epinephrine to resuscitate Jack Bauer after his heart stopped, and Beroglide to paralyse his diaphragm to torture him. The research file gives detail on Epinephrine (or adrenaline) and how it is naturally secreted by the adrenal gland, and its medical uses to stimulate heart rate and treat other conditions. It then notes that Beroglide is a fictional drug.
|25th Amendment||"Day 2: 4:00am-5:00am"||4am|
| James Prescott invoked the 25th Amendment in order to unseat David Palmer from the Presidency. The research file explains the introduction of the Amendment due to Kennedy's death in 1965 and a second clause added in 1967 to address the Vice Presidency. It also states the 4 provisions of the Amendment and the history of its use.
|Tarball||"Day 2: 5:00am-6:00am"||5am|
| Alex Hewitt had a tarball on a hidden external hard drive in his apartment that he decompressed in order to rebuild his files. The file explains that a tarball is a jargon term for a tar archive and details how the .tar archiving system works. It also gives a quick history of their use throughout the 1980s and the term becoming more commonplace in the 90s.
|Voice generator||"Day 2: 6:00am-7:00am"||6am|
| Jack Bauer used Hewitt's voice generator program during a call with Peter Kingsley. The research file talks about the software "Natural Voices", a computer speech system from AT&T, introduced in 2001. It explains what the software can do, how it will lead to use on mobile devices, and which customers use it.
|Los Angeles Coliseum||"Day 2: 7:00am-8:00am"||7am|
| Sherry Palmer met Peter Kingsley at the Los Angeles Coliseum during a sting operation to prove the Cyprus recording was false. The file gives the history of the stadium, and which teams have played there and what events have been held there. It also explains that in 1984 the site was designated a State and National Historical Landmark.
Season 3 Edit
|Bioterrorist viruses||"Day 3: 1:00pm-2:00pm"||1pm|
| The threat introduced in Season 3 was a bioterrorist virus. The file describes how the Cordilla Virus is a fictional strain similar to the Hantavirus, which causes HPS. It describes how Hantaviruses are carried by rodents and describes the symptoms, before explaining about Centers for Disease Control and "Category A" viruses.
|Bioterrorist incident protocol||"Day 3: 2:00pm-3:00pm"||2pm|
|Sunny Macer enacted a Bioterrorist incident protocol when the threat was discovered. The file explain that the FBI is designated to co-ordinate suspected incidents of bioterrorism, and a State Health Official is in charge of 24/7 response. It also describes how local health care workers look out for unusual diseases and notify the State Health Department and CDC.|
|Heroin withdrawal||"Day 3: 3:00pm-4:00pm"||3pm|
| Jack Bauer showed symptoms of heroin withdrawal that were noticed by Nicole Duncan. The file describes the symptoms of withdrawal, and the timescales of when they manifest and peak. It explains how it can sometimes be fatal, and describes symptoms of overdose. Lastly, there is mention of heroin causing depression.
|Detention center||"Day 3: 4:00pm-5:00pm"||4pm|
| Ramon Salazar was held in a detention center before Jack got him out. The file for this episode talks about the Federal Bureau of Prisons' institutions with different security levels based on presence of external patrols, gun towers, staff-to-inmate ratio and other factors. It also talks about the Metropolitan Detention Center in downtown LA, and how it would hold someone like Salazar.
|Russian roulette||"Day 3: 5:00pm-6:00pm"||5pm|
|Jack and Salazar are forced by Peel to play Russian roulette. The file describes it as a "grim game of chicken", and goes through the rules. It then gives the first known references to Russian roulette from fiction; and explains that there is not much historical evidence to suggest that actual Russian soldiers ever played the game. It gives a link to an American gun safety website for further safe gun practices.|
|Presidential debates||"Day 3: 6:00pm-7:00pm"||6pm|
| Palmer and Keeler participated in the Presidential debates on Day 3. The file explains that they are a modern television age creation, and the history of Presidential campaigns including the debate between Abraham Lincoln and Stephen Douglas. It also talks about the 1960 debates, and what has happened since 1976.
|Las Nieves||"Day 3: 7:00pm-8:00pm"||7pm|
| Hector Salazar's base of operations was in Las Nieves, Mexico. The file briefly describes how Las Nieves is a small town in the state of Durango, close to the California border, sitting just south of the state of Chihuahua. There is a map accompanying the text, illustrating the town's location.
|Topographic overlay||"Day 3: 8:00pm-9:00pm"||8pm|
|CTU used a topographic overlay to look for possible landing sites that Chase may have used. The file explains what topography is, and how overlays use symbols and coloring to show elevation and terrain shape. It describes how both natural and human-features are indicated.|
|Campaign contributions||"Day 3: 9:00pm-10:00pm"||9pm|
|Alan Milliken made significant campaign contributions to David Palmer's run for re-election. The file outlines the Federal Election Campaign laws on individuals donating to campaigns, and how national banks, corporations and labor oranizations are forbidden from contributing. It also discusses PACs.|
|Cauterize wounds||"Day 3: 10:00pm-11:00pm"||10pm|
|After taking a gunshot wound to the hand, Chase Edmunds was forced to cauterize his wound with a poker. The file describes how throughout history intense heat was used to stop bleeding, and how the blood vessels shrink and clot. The file also explains about electrocautery and advice given in a 1926 American Red Cross guide to cauterizing with gunpowder.|
|Swiss bank accounts||"Day 3: 11:00pm-12:00am"||11pm|
|Michael Amador had a Swiss bank account that Nina Myers transferred money into. The file explains that they are useful for keeping your financial status a secret, and Swiss law differs from American law to keep the details of account holders confidential. It mentions the exceptions to these laws and the tax charged on interest.|
|Spectroscope||"Day 3: 12:00am-1:00am"||12am|
|Nina Myers used a spectroscope to verify that the virus was real from Amador. The file explains about laser light and the Raman spectrum to identify molecules in objects or gas. It describes what a spectroscope does and how researchers use them to study living cells.|
|Voice over internet protocol||"Day 3: 1:00am-2:00am"||1am|
|Angina||"Day 3: 2:00am-3:00am"||2am|
|Angina is chest pain that may precede a heart attack. The symptoms are similar, but angina does not damage the heart. Angina can be treated with nitroglycerin. Alan Milliken suffered from angina and took nitroglycerin pills to combat the symptoms.|
|Soviet biowarfare||"Day 3: 3:00am-4:00am"||3am|
|Incubation periods||"Day 3: 4:00am-5:00am"||4am|
|Go||"Day 3: 5:00am-6:00am"||5am|
|Go is an ancient Chinese game played on a board with nineteen horizontal and nineteen vertical lines. Two players alternate in placing round black and white stones on the intersections of the grid. The object of the game is to acquire territory, or points. Michael Alvers told Michelle Dessler that he met his employer (Steven Saunders) in a Go parlor in Chinatown.|
|Suicide capsule||"Day 3: 6:00am-7:00am"||6am|
|UC Santa Barbara library||"Day 3: 7:00am-8:00am"||7am|
|Code 9||"Day 3: 8:00am-9:00am"||8am|
| Code 9 is one of the many abbreviations police use for saving time with communication. These codes mean different things to police departments in different cities. Tony, having learned of the danger Saunders has threatened Michelle with, is forced to let Saunders escape by sending his men to the front of the building by telling them to "code nine".
|Carrier signal||"Day 3: 9:00am-10:00am"||9am|
|F/A-18 Hornet||"Day 3: 10:00am-11:00am"||10am|
| An F/A-18 Hornet is a fighter and an attack aircraft, designed to carry out both air-to-air and air-to-ground missions. As Saunders tries to escape in a helicopter, Marines in F-18 Hornets show up and destroy it before he gets the chance to get anywhere.
|Los Angeles Subway||"Day 3: 11:00am-12:00pm"||11am|
|Reattaching amputated limbs||"Day 3: 12:00pm-1:00pm"||12pm|
Season 4 Edit
|Secretary of Defense||"Day 4: 7:00am-8:00am"||7am|
|Hostage videos||"Day 4: 8:00am-9:00am"||8am|
|Hostage videos are videos created by terrorist extremists where a person is shown being held hostage. Typically, demands are made in these videos, and the terrorists threaten to kill the hostage if these demands are not met. Omar and the rest of the terrorists that captured James Heller broadcasted a video saying that Heller would go on trial for "crimes against humanity" and would be executed if found guilty.|
|Caltrans traffic cameras||"Day 4: 9:00am-10:00am"||9am|
|Nitroglycerin||"Day 4: 10:00am-11:00am"||10am|
| Nitroglycerin is used medically to prevent angina. It works by widening the blood vessels to the heart so that the blood flow and oxygen supply to the heart is increased. While at the terrorist compound, Audrey Raines noticed that her father was having trouble breathing. She begged the terrorists to let him have some nitroglycerin for his heart condition.
|Thorazine||"Day 4: 11:00am-12:00pm"||11am|
| Thorazine is an anti-psychotic drug used in the treatment of schizophrenia and other psychotic disorders. It helps control false perceptions, such as hallucinations or delusions. Like other such drugs, it needs to be taken regularly in order to keep a therapeutic level in the bloodstream. Maya Driscoll took Thorazine to control her schizophrenia. She complained that it made her feel numb and stopped taking it several days prior to Day 4.
|Sensory disorientation technique||"Day 4: 12:00pm-1:00pm"||12pm|
|Sensory disorientation technique (SDT) is a non-evasive interrogation technique. It involves cutting off one or more of the senses. When CTU believed that Richard Heller was holding back information, they subjected him to SDT. When Secretary Heller was found, it was stopped, but Heller authorized the continuation of it when he learned that Richard was holding back information.|
|Haldol||"Day 4: 1:00pm-2:00pm"||1pm|
| Haldol (or Haloperidol) is an anti-psychotic drug used in the treatment of schizophrenia and other nervous conditions. Maya Driscoll was allergic to Haldol. The allergy was noted in her file, but the CTU medical staff gave it to her after looking at the wrong file. Maya nearly died, but her mother, Erin Driscoll, caught the mistake in time.
|Reporting gunshot wounds||"Day 4: 2:00pm-3:00pm"||2pm|
|Reporting gunshot wounds|
|Terrorist watchlist||"Day 4: 3:00pm-4:00pm"||3pm|
|Fingerprint encryption||"Day 4: 4:00pm-5:00pm"||4pm|
|Terrorist cells||"Day 4: 5:00pm-6:00pm"||5pm|
|EMP||"Day 4: 6:00pm-7:00pm"||6pm|
|An electromagnetic pulse bomb, also referred to as an EMP, is a non-lethal, but highly destructive, weapon that emits an electromagnetic pulse that disables all electrical circuitry within a certain radius. McLennen-Forster detonated an EMP during during this episode to prevent Jack from uncovering information linking the company to Habib Marwan.|
|Night vision||"Day 4: 7:00pm-8:00pm"||7pm|
|Mobile parabolic microphone||"Day 4: 8:00pm-9:00pm"||8pm|
|Mobile parabolic microphone|
|Implanted tracking devices||"Day 4: 9:00pm-10:00pm"||9pm|
| Implanted tracking devices
|Stealth bomber||"Day 4: 10:00pm-11:00pm"||10pm|
| Stealth bomber
|Nuclear football||"Day 4: 11:00pm-12:00am"||11pm|
|Transporting nuclear warheads||"Day 4: 12:00am-1:00am"||12am|
|Blowfish algorithm||"Day 4: 1:00am-2:00am"||1am|
|Consulate||"Day 4: 2:00am-3:00am"||2am|
|Cruise missile||"Day 4: 3:00am-4:00am"||3am|
|Presidential succession||"Day 4: 4:00am-5:00am"||4am|
|Martial law||"Day 4: 5:00am-6:00am"||5am|
|Slowing the heart||"Day 4: 6:00am-7:00am"||6am|
Season 5 Edit
|Assassinations of Presidents||"Day 5: 7:00am-8:00am"||7am|
|Presidential memoirs||"Day 5: 8:00am-9:00am"||8am|
|White House tape recordings||"Day 5: 9:00am-10:00am"||9am|
|Hostages on American soil||"Day 5: 10:00am-11:00am"||10am|
|Nerve gas||"Day 5: 11:00am-12:00pm"||11am|
|Coup d'etat||"Day 5: 12:00pm-1:00pm"||12pm|
|Russian sex slave trade||"Day 5: 1:00pm-2:00pm"||1pm|
|Shopping mall safety||"Day 5: 2:00pm-3:00pm"||2pm|
|Strontium isotope||"Day 5: 3:00pm-4:00pm"||3pm|
|Handheld flamethrowers||"Day 5: 4:00pm-5:00pm"||4pm|
|Truth serums||"Day 5: 5:00pm-6:00pm"||5pm|
|Clinical psychologist||"Day 5: 6:00pm-7:00pm"||6pm|
|Death by nerve gas||"Day 5: 7:00pm-8:00pm"||7pm|
|WET list||"Day 5: 8:00pm-9:00pm"||8pm|
|Clean air technology||"Day 5: 9:00pm-10:00pm"||9pm|
|Homeland Security Authority||"Day 5: 10:00pm-11:00pm"||10pm|
|Bank vault||"Day 5: 11:00pm-12:00am"||11pm|
|Brachial artery||"Day 5: 12:00am-1:00am"||12am|
|Node||"Day 5: 1:00am-2:00am"||1am|
|Plane hijack response||"Day 5: 2:00am-3:00am"||2am|
|Hijack distress signal||"Day 5: 3:00am-4:00am"||3am|
|Backscatter x-ray||"Day 5: 4:00am-5:00am"||4am|
|Marine One||"Day 5: 5:00am-6:00am"||5am|
|Presidential funerals||"Day 5: 6:00am-7:00am"||6am|
Season 6 Edit
|C-130 Hercules||"Day 6: 6:00am-7:00am"||6am|
|Cobra helicopter||"Day 6: 7:00am-8:00am"||7am|
|Military prisons||"Day 6: 8:00am-9:00am"||8am|
|Suitcase nuke||"Day 6: 9:00am-10:00am"||9am|
|Shock waves||"Day 6: 10:00am-11:00am"||10am|
|Terrorist websites||"Day 6: 11:00am-12:00pm"||11am|
|Hyocine-Pentothal||"Day 6: 12:00pm-1:00pm"||12pm|
|Hyocine-Pentothal is made up for the show, but the name comes from those of the drugs Hyoscine and Sodium Penthothal which have been used as "truth serums". Jack used Hyocine-Pentothal to torture Graem, and after he finally broke, Phillip Bauer ended up overdosing Graem on it, killing him.
|Deactivating bombs||"Day 6: 1:00pm-2:00pm"||1pm|
|C-4||"Day 6: 2:00pm-3:00pm"||2pm|
|AA sponsor||"Day 6: 3:00pm-4:00pm"||3pm|
|Cassette player bombs||"Day 6: 4:00pm-5:00pm"||4pm|
|Air Force Two||"Day 6: 5:00pm-6:00pm"||5pm|
|Air Force Two refers to the plane carrying the Vice President at the present time. It does not necessarily refer to any one particular plane. Following the attempt on President Wayne Palmer, VP Noah Daniels is teleconferenced from Air Force Two to replace him.
|Satellite phone||"Day 6: 6:00pm-7:00pm"||6pm|
|Geiger counter||"Day 6: 7:00pm-8:00pm"||7pm|
|Autistic savant||"Day 6: 8:00pm-9:00pm"||8pm|
|Adrenaline||"Day 6: 9:00pm-10:00pm"||9pm|
|Guided missile||"Day 6: 10:00pm-11:00pm"||10pm|
|Cerebral hemorrhage||"Day 6: 11:00pm-12:00am"||11pm|
|Blue code||"Day 6: 12:00am-1:00am"||12am|
|Acetylene torch||"Day 6: 1:00am-2:00am"||1am|
|Restraining order||"Day 6: 2:00am-3:00am"||2am|
|Videoconference||"Day 6: 3:00am-4:00am"||3am|
|Oil platform||"Day 6: 4:00am-5:00am"||4am|
|JDAM missiles||"Day 6: 5:00am-6:00am"||5am|