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hydrocolloid strip
hydrocoral
hydrocortisone
hydrocracking
hydrocyanic acid
hydrodynamic
hydrodynamics
hydroelectric
hydrofining
hydrofluoric acid
hydrofluorocarbon
hydrofoil
hydroforming
hydrogasification
hydrogel
hydrogen
hydrogen bomb
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hydrofining
hydrofining [ hdrō fīning ]


noun 
Definition:
 
process for purifying petroleum: a process in which petroleum products are stabilized and their sulphur content reduced by being treated with gaseous hydrogen in the presence of a catalyst
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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