gas-fire extinguishing plant
21Shoshone National Forest — Infobox protected area | name = Shoshone National Forest iucn category = VI caption = locator x = 80 locator y = 48 location = Park, Fremont, Hot Springs, Sublette, and Teton counties, Wyoming, USA nearest city = Cody, WY lat degrees = 44 lat… …
22Ethylene oxide — Oxirane redirects here. For oxiranes as a class of molecules, see epoxide. Ethylene oxide …
23SimCopter — Infobox VG title = SimCopter developer = Maxis publisher = Electronic Arts distributor = designer = Will Wright engine = version = released = 1996 genre = Flight Simulation modes = Single player ratings = ELSPA: 3+ ESRB: Everyone (E) platforms =… …
24chemical industry — Introduction complex of processes, operations, and organizations engaged in the manufacture of chemicals and their derivatives. Although the chemical industry may be described simply as the industry that uses chemistry and… …
25lighthouse — /luyt hows /, n., pl. lighthouses / how ziz/. 1. a tower or other structure displaying or flashing a very bright light for the guidance of ships in avoiding dangerous areas, in following certain routes, etc. 2. either of two cylindrical metal… …
26Sodium — This article is about the chemical element. For the PlayStation Home game, see Sodium (PlayStation Home). neon ← sodium → magnesium Li ↑ Na ↓ K …
27literature — /lit euhr euh cheuhr, choor , li treuh /, n. 1. writings in which expression and form, in connection with ideas of permanent and universal interest, are characteristic or essential features, as poetry, novels, history, biography, and essays. 2.… …
28Lime kiln — A lime kiln is a kiln used to produce quicklime by the calcination of limestone (calcium carbonate). The chemical equation for this reaction is::CaCO3 + heat → CaO + CO2This reaction takes place at 900°C (at which temperature the partial pressure …
29Garrett A. Morgan — Infobox Person name = Garrett A. Morgan |200px caption = birth date = birth date|1877|3|04 birth place = Paris, Kentucky death date = death date|1963|7|27 death place = Cleveland, Ohio other names = known for = Inventions occupation = Garrett… …
30Flame arrester — A flame arrester being tested …
