steam condenses
41Clothes dryer — A modern front load tumble clothes dryer for home application. A clothes dryer or tumble dryer is a household appliance that is used to remove moisture from a load of clothing and other textiles, generally shortly after they are cleaned in a… …
42Evaporator — Within a downstream processing system, several stages are used to further isolate and purify the desired product. The overall structure of the process includes pre treatment, solid liquid separation, concentration, and purification and… …
43Loss of pressure control accident — Most commercial types of nuclear reactor use a pressure vessel to maintain pressure in the reactor plant. This is necessary in a pressurized water reactor to prevent boiling in the core, which could lead to a nuclear meltdown. This is also… …
44Geology of Mars — Mars   Mars as seen by the Hubble Space Telescope Designations …
45industrial polymers, major — Introduction chemical compounds used in the manufacture of synthetic industrial materials. In the commercial production of plastics, elastomers, man made fibres, adhesives, and surface coatings, a tremendous variety of polymers are… …
46petroleum refining — Introduction conversion of crude oil into useful products. History Distillation of kerosene and naphtha The refining of crude petroleum owes its origin to the successful drilling of the first oil well in Titusville, Pa., in 1859. Prior to… …
47Distillation — Distiller and Distillery redirect here. For other uses, see Distiller (disambiguation) and Distillery (disambiguation). For other uses, see Distillation (disambiguation). Laboratory display of distillation: 1: A heating device 2: Still pot 3:… …
48Pop pop boat — A pop pop boat is a toy with a very simple heat engine without moving parts, powered by a candle or oil burner. The name comes from the noise the boats make. Other names are putt putt boat, crazy boat, flash steamer, hot air boat, pulsating water …
49Timeline of low-temperature technology — and cryogenic technology (Refrigeration down to (–150 °C, –238 °F or 123 K) and cryogenics [ [http://www.springerlink.com/content/k468837771683266/ Low temperature technology] ] Timeline1000s* 1000s Avicenna invented the refrigerated coil, which… …
50Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …
