TVV — Acronym for thermal vacuum valve or thermal vent valve … Dictionary of automotive terms
Space Shuttle external tank — A Space Shuttle External Tank (ET) is the component of the Space Shuttle launch vehicle that contains the liquid hydrogen fuel and liquid oxygen oxidizer. During lift off and ascent it supplies the fuel and oxidizer under pressure to the three… … Wikipedia
STS-133 — Mission insignia Mission statistics Mission name STS 133 Space shuttle Discovery … Wikipedia
Diving equipment — Surface supplied commercial diving equipment on display at a trade show Diving equipment is equipment used by underwater divers for the purpose of facilitating diving activities. This may be equipment primarily intended for this purpose, or… … Wikipedia
STS-43 — Infobox Space mission mission name = STS 43 insignia = Sts 43 patch.png shuttle = Atlantis launch pad = 39 A launch = August 2, 1991, 11:01:59 a.m. EDT landing = August 11, 1991, 8:23:25 a.m. EDT, Runway 15, Kennedy Space Center, Fla duration =… … Wikipedia
Dry suit — A dry suit or drysuit provides thermal insulation or passive thermal protection to the wearer while immersed in water,[1][2][3][4] and is worn by divers, boaters, water sports enthusiasts, and others who work or play in or near cold water. A dry… … Wikipedia
Water heating — is a thermodynamic process using an energy source to heat water above its initial temperature. Typical domestic uses of hot water are for cooking, cleaning, bathing, and space heating. In industry, both hot water and water heated to steam have… … Wikipedia
Hot air balloon — This article is about hot air balloons themselves. For the associated activity, see hot air ballooning. For the rock opera, see Hot Air Balloon (rock opera). For the song, see Hot Air Balloon (song). Hot air balloon in flight … Wikipedia
Scuba diving — Not to be confused with Self contained breathing apparatus, which describes breathing sets used out of water. Scuba diver Scuba diving ( SCUBA originally being an acronym for self contained underwater breathing apparatus, now widely considered a… … Wikipedia
Steam engine — A steam engine is a heat engine that performs mechanical work using steam as its working fluid. [ [http://www.britannica.com/EBchecked/topic/564472/steam engine steam engine Britannica Online Encyclopedia ] ] Steam engines have a long history,… … Wikipedia