adsorption cleaning

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• Vacuum swing adsorption — Vacuum Swing Absorption (VSA) is a non cryogenic gas separation technology. Using special solids, or absorbents, VSA segregates certain gases from a gaseous mixture under minimal pressure according to the species molecular characteristics and… …   Wikipedia

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• Maize milling — The maize milling process starts with cleaning the grain and is usually followed by conditioning the maize (dampening the maize with water and then allowing it to condition for some time in a bin) Cleaning and conditioning of the maize as an… …   Wikipedia

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• Ammonia — For other uses, see Ammonia (disambiguation). Ammonia …   Wikipedia