a colorless, fuming, corrosive liquid, HF, an aqueous solution of hydrogen fluoride, used chiefly for etching glass.
the colourless aqueous solution of hydrogen fluoride: a strong acid that attacks glass
A colorless, fuming, aqueous solution of hydrogen fluoride. It is corrosive and is used to etch or polish glass, to clean certain metals before plating, and to clean masonry. It is very poisonous.
hardware (HFC) A suggested replacement for the chlorofluorocarbon (CFC) coolant gas used in chillers and air conditioners. (1996-11-05)
[hahy-druh-foil] /ˈhaɪ drəˌfɔɪl/ noun 1. Naval Architecture. a surface form creating a thrust against water in a direction perpendicular to the plane approximated by the surface. 2. Nautical. /ˈhaɪdrəˌfɔɪl/ noun 1. a fast light vessel the hull of which is raised out of the water on one or more pairs of fixed vanes 2. any […]
[hahy-druh-fawr-ming] /ˈhaɪ drəˌfɔr mɪŋ/ noun 1. the production of high-octane aromatic compounds for motor fuels by catalytic of naphthas in the presence of hydrogen. /ˈhaɪdrəʊˌfɔːmɪŋ/ noun (chem) 1. the catalytic reforming of petroleum to increase the proportion of aromatic and branched-chain hydrocarbons 2. (engineering) a forming process in which a metal component is shaped by […]
[hahy-drey-ter] /ˈhaɪ dreɪ tər/ noun 1. something that . 2. a compartment or drawer, as in a refrigerator, for keeping perishable foods fresh and preventing moisture loss.