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Bromochlorodifluoromethane (BCF), also referred to by the code numbers Halon 1211 and Freon 12B1, is a haloalkane with the chemical formula C F 2 Cl Br. It is used for fire suppression, especially for expensive equipment or items that could be damaged by the residue from other types of extinguishers. [ 1 ]
Bioconcentration. In aquatic toxicology, bioconcentration is the accumulation of a water-borne chemical substance in an organism exposed to the water. [1][2] There are several ways in which to measure and assess bioaccumulation and bioconcentration. These include: octanol-water partition coefficients (K OW), bioconcentration factors (BCF ...
Tris (pentafluorophenyl)borane, sometimes referred to as "BCF", is the chemical compound (C6F5)3B. It is a white, volatile solid. The molecule consists of three pentafluorophenyl groups attached in a "paddle-wheel" manner to a central boron atom; the BC3 core is planar. It has been described as the “ideal Lewis acid ” because of its high ...
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Tetris 99[a] is a 2019 puzzle video game developed by Arika and published by Nintendo for the Nintendo Switch, and is an online multiplayer adaptation of Tetris. Players move and drop puzzle pieces called tetrominoes onto a playing board, and must clear rows by filling them completely with pieces. Players lose if tetrominoes overflow off the ...
Type. Game creation system, massively multiplayer online game. Roblox (/ ˈroʊblɒks / ROH-bloks) is an online game platform and game creation system developed by Roblox Corporation that allows users to program and play games created by themselves or other users. Created by David Baszucki and Erik Cassel in 2004 and released in 2006, the ...
Spades is all about bids, blinds and bags. Play Spades for free on Games.com alone or with a friend in this four player trick taking classic. By Masque Publishing. Advertisement.
Knife game being played, with white line representing the motion of the game. The knife game, pinfinger, nerve, bishop, knife fingies, five finger fillet (FFF), or chicken [citation needed] is a game wherein, placing the palm of one's hand down on a table with fingers apart, using a knife (such as a pocket or pen knife), or other sharp object, one attempt to stab back and forth between one's ...