smoke and fire vent
31Mount Etna — Etna redirects here. For other uses, see Etna (disambiguation). Mount Etna Mount Etna viewed from the SW. Elevation …
32HVAC — may also stand for High voltage alternating current. See also: Glossary of HVAC HVAC systems use ventilation air ducts installed throughout a building that supply conditioned air to a room through rectangular or round outlet vents, called… …
33Chimney — For other uses, see Chimney (disambiguation). Smokestack redirects here. For the 1963 avant garde jazz album, see Smokestack (album). The world s tallest chimney, of GRES 2 in Ekibastuz, Kazakhstan. A chimney is a structure for venting hot flue… …
34Space Shuttle Challenger disaster — For more information about the final mission and crew of the Challenger, see STS 51 L. Space Shuttle Challenger s smoke plume after the in flight breakup that killed all seven crew members …
35Courageous class battlecruiser — Courageous as battlecruiser during World War I Class overview Name: Courageous class Operators …
36Grease duct — A grease duct is a purpose designed duct that is used to vent grease laden vapours from commercial cooking equipment such as a stove, double decker pizza oven, deep fryer or wok to the outside of a building or mobile food preparation trailer.… …
37M1918 Browning Automatic Rifle — Not to be confused with Browning BAR. Rifle, Caliber .30, Automatic, Browning, M1918 The M1918A2 BAR Type …
38List of She-Ra: Princess of Power characters — This is a list of She Ra: Princess of Power characters. Contents 1 The Great Rebellion 1.1 She Ra 1.1.1 Spirit 1.2 Bow Arrow …
39Cutting extinguisher — The use of a cutting extinguisher is a fire extinguishing technique that combines abrasive waterjet cutting with water spray extinguishing, through a single handpiece or nozzle. The fire fighter approaches the fire from outside the main fire area …
40Mount Baker — For other uses, see Mount Baker (disambiguation). Mount Baker Mount Baker as seen from the Southeast at Boulder Creek …
