All articles starting with F
15,892 articles
Fire retardant
A fire retardant is a chemical or manufactured material that resists the spread of fire when added to combustible products such as polymers, textiles, and electronics.
Fire risk assessment
A fire risk assessment is a systematic evaluation of the risks fire poses to people, property, and the environment, combining the likelihood of fire with its consequences.
Fire safety
Fire safety is the set of practices, systems, and regulations intended to prevent fire, limit its growth and spread, and protect people, property, and the environment from its effects.
Fire salamander
Fire salamander (Salamandra salamandra), a large toxic European salamander with yellow-on-black aposematic coloration, viviparous stream-breeding reproduction, 12-17 subspecies, IUCN Vulnerable since 2022, threatened by the Bsal fungus.
Fire sprinkler system
A fire sprinkler system is a fixed water-based fire protection system in which sprinkler heads open individually when heat reaches their activation temperature, controlling fires before the fire department arrives.
Fire test
A fire test is a standardized engineering procedure exposing materials, products, or building elements to controlled fire or heat to measure flammability, fire resistance, and fire spread.
Fire testing
Fire testing is the standardized laboratory testing of how materials and building products behave in fire, covering ignitability, flame spread, heat release, smoke, and fire-barrier endurance.
Fire triangle
The fire triangle is a teaching and investigative model in which the three sides represent fire's requirements: fuel, an oxidizing agent, and heat, and removing any one extinguishes the fire.
Fire Truck (music)
"Fire Truck" (소방차, Sobangcha) is the 2016 debut single of South Korean boy group NCT 127, the title track of their first mini-album NCT #127.
Fire Weather Index
The Fire Weather Index (FWI) is a numeric rating of wildfire danger calculated from daily weather observations, introduced across Canada in 1971 and shown on public fire danger signs.
Fire whirl
A fire whirl, also called a fire devil or firenado, is a spinning vortex of hot air and flame rising from a fire, with large whirls having tornado-like intensity.
Fire with Fire (2012 film)
Fire with Fire (2012) is an American action crime thriller directed by David Barrett, starring Josh Duhamel as a firefighter in witness protection who fights a neo-Nazi gang leader (Vincent D'Onofrio); Bruce Willis and Rosario Dawson co-star. Released straight to US home video, 7% on Rotten Tomatoes.
Fire-control system
A fire-control system is a group of interrelated equipment and instruments for a weapon that tracks targets, computes firing solutions, and aims or fires the weapon.
Fire-gilding
Fire-gilding, also called mercury or amalgam gilding, applies a gold-mercury paste to metal and heats it so the mercury evaporates, leaving a bonded gold layer.
Fire-King
Fire-King is a line of heat-resistant pressed glass dinnerware and bakeware introduced in 1942 by Anchor Hocking of Lancaster, Ohio, now a staple of vintage collecting.
Fire-tube boiler
A fire-tube boiler is a boiler in which hot combustion gases flow inside tubes passing through a water-filled shell, one of the two basic industrial boiler designs.
FIRE1
FIRE1 (Foundry Innovation & Research 1) is a Dublin-based medical device company founded in 2014 that is developing Norm, an implanted sensor for monitoring heart failure at home.
Firearm
A firearm is a weapon that uses burning gunpowder to expel projectiles from a barrel, spanning handguns, rifles, shotguns, and machine guns; it originated in medieval China.
Firearm Owners Protection Act
Firearm Owners Protection Act (FOPA), Public Law 99-308 of May 19, 1986, amended the Gun Control Act of 1968: it barred a national gun registry, limited ATF inspections, added safe interstate passage, and banned post-1986 civilian machineguns via the Hughes Amendment.
Firearms regulation in Canada
Firearms regulation in Canada, governed by the Firearms Act (1995) and the Criminal Code, requires licensing and restricts storage, transport, and transfer of firearms. Recent changes include the 2020 assault-style firearms ban, the 2022 handgun freeze, and Bill C-21's red-flag orders.
Firearms regulation in Finland
Firearms regulation in Finland rests on the Firearms Act (1/1998, in force 1 March 1998): per-firearm police permits, strict storage rules, secure cabinets for dangerous firearms or over five guns, and EU Firearms Directive-driven amendments.
Firearms regulation in the United Kingdom
UK firearms regulation: police-licensed possession under the Firearms Act 1968, with shotgun and firearm certificates, section 5 prohibited weapons, the 1997 handgun ban after Dunblane, and 2025 to 2026 safeguards on medical checks, referees, and fees.
Firebag
Firebag is Suncor Energy's largest in situ oil sands operation, a steam-assisted gravity drainage complex 120 kilometers northeast of Fort McMurray, Alberta, producing 215,000 barrels of bitumen daily.
Fireball (album)
Fireball (1971) is Deep Purple's fifth album, second with the Mk II line-up, recorded at De Lane Lea Studios; first of three UK number-one Purple albums, with the double-bass-drum title track single reaching No. 15 UK.
Fireball Cinnamon Whisky
Fireball Cinnamon Whisky is a Sazerac-owned, Canadian-whisky-based cinnamon liqueur at 33% ABV (66 proof), begun as Seagram's Dr. McGillicuddy's in 1984, rebranded in 2007, and sold alongside lower-proof malt and wine-based Fireball Cinnamon products for beer and wine stores.
Firebase
Firebase, also known as Google Firebase, is a backend-as-a-service platform owned by Google that provides authentication, databases, storage, hosting, and messaging so developers can build apps without managing servers.
Firebaugh, California
Firebaugh is a small agricultural city in Fresno County, California, on the San Joaquin River about 43 miles west of Fresno, with a 2020 population of 8,096.
Firebird (1997 film)
Firebird (불새, Bulsae, also Fire Bird) is a 1997 South Korean melodrama directed by Kim Young-bin, starring Lee Jung-jae as a drifter bound to a chaebol heir after disposing of a body; released 1 February 1997, distinct from the 2021 film of the same name.
Firebird (2021 film)
Firebird (2021 film), also known from Sergey Fetisov's memoir The Story of Roman (A Tale About Roman), is a UK-Estonia romantic drama directed by Peeter Rebane, starring Tom Prior, Oleg Zagorodnii, and Diana Pozharskaya, about a forbidden gay love affair in the 1970s Soviet Air Force in occupied Estonia; it premiered at BFI Flare 2021 and was released in the US on April 29, 2022.
Firebird (жар-птиця) (Slavic folklore)
Firebird (жар-птиця, zhar-ptitsa) is the glowing golden bird of Russian and Slavic folklore, a rare treasure in Afanasyev's tales and the subject of Stravinsky's 1910 Ballets Russes ballet.