vapor stage
41Nitrous oxide engine — This page discusses the use of nitrous oxide in a racing context. For other uses, see Nitrous oxide. Dragster in near lane is purging nitrous oxide Nitrous oxide (N2O) is a chemical compound used as an oxidizing agent to increase an internal… …
42Lighting — Not to be confused with lightning. For other uses, see lighting (disambiguation). Low intensity lighting and haze in a concert hall allows laser effects to be visible …
43Enriched uranium — Proportions of uranium 238 (blue) and uranium 235 (red) found naturally versus enriched grades Enriched uranium is a kind of uranium in which the percent composition of uranium 235 has been increased through the process of isotope separation.… …
44Moving Pictures (album) — Moving Pictures Studio album by Rush Released February 12, 1981 June 3, 1997 (remastered CD) …
45National Christmas Tree (United States) — This article is about the Christmas Tree placed on the Ellipse near the White House. For the Christmas Tree placed inside the White House, see White House Christmas tree. For for the giant Sequoia known as the Nation s Christmas Tree , see… …
46Oxy-fuel welding and cutting — Oxyacetylene redirects here. For the song, see Cubanate. Side of metal, cut by oxygen propane cutting torch …
47Phoenix (spacecraft) — This article is about the Mars lander. For the Star Trek spacecraft, see Phoenix (Star Trek). For other uses, see Phoenix (disambiguation). Phoenix Mars Mission Artist s impression of the Phoenix spacecraft as it lands on Mars Operator NASA …
48Rankine cycle — The Rankine cycle is a thermodynamic cycle which converts heat into work. The heat is supplied externally to a closed loop, which usually uses water as the working fluid. This cycle generates about 80% of all electric power used throughout the… …
49R30: 30th Anniversary World Tour — Video by Rush Released 22 November 2005 …
50Anaerobic digestion — and regenerative thermal oxidiser component of Lübeck mechanical biological treatment plant in Germany, 2007 …
