Hydrogen safety — covers the safe use and handling of hydrogen. Hydrogen poses unique challenges due to its ease of leaking, low energy ignition, wide range of combustible fuel air mixtures, buoyancy, and its ability to embrittle metals that must be accounted for… … Wikipedia
Hydrogen peroxide — IUPAC name … Wikipedia
Hydrogen sulfide — Systematic name … Wikipedia
hydrogen bomb — ☆ hydrogen bomb n. an extremely destructive nuclear bomb in which an initial atomic bomb explosion creates the necessary intense heat and pressure to start a nuclear fusion explosion of the heavy isotopes of hydrogen (deuterium and tritium); H… … English World dictionary
hydrogen — /huy dreuh jeuhn/, n. a colorless, odorless, flammable gas that combines chemically with oxygen to form water: the lightest of the known elements. Symbol: H; at. wt.: 1.00797; at. no.: 1; density: 0.0899 g/l at 0°C and 760 mm pressure. [1785 95;… … Universalium
Hydrogen economy — The hydrogen economy is a proposed system of delivering energy using hydrogen. The term hydrogen economy was coined by John Bockris during a talk he gave in 1970 at General Motors (GM) Technical Center.[1] Hydrogen advocates promote hydrogen as… … Wikipedia
Hydrogen odorant — A hydrogen odorant in any form, is a minute amount of odorant such as ethyl isobutyrate, with a rotting cabbage like smell, that is added to the otherwise colorless and almost odorless hydrogen gas, so that leaks can be detected before a fire or… … Wikipedia
hydrogen bomb — noun a nuclear weapon that releases atomic energy by union of light (hydrogen) nuclei at high temperatures to form helium • Syn: ↑H bomb, ↑fusion bomb, ↑thermonuclear bomb • Hypernyms: ↑nuclear weapon, ↑atomic weapon, ↑bomb … Useful english dictionary
hydrogen bomb — H bomb H bomb ([=a]ch b[o^]mb ) n. The {hydrogen bomb}, a thermonuclear weapon that releases atomic energy by union of hydrogen nuclei at high temperatures to form helium. The force of its explosion may range from one to hundreds of megatons of… … The Collaborative International Dictionary of English
hydrogen bomb — a bomb, more powerful than an atomic bomb, that derives its explosive energy from the thermonuclear fusion reaction of hydrogen isotopes. Also called H bomb, fusion bomb, thermonuclear bomb. [1945 50] * * * or H bomb or thermonuclear bomb Weapon… … Universalium
Russian submarine Kursk explosion — On August 12, 2000, the Russian Oscar II class submarine, Kursk sank in the Barents Sea. The generally accepted theory is that a leak of hydrogen peroxide in the forward torpedo room led to the detonation of a torpedo warhead, which in turn… … Wikipedia