degasv.

1928 Brewer & Maltster & Beverageur 15 Jan. 50 It is very difficult, once a water is de-gassed, to prevent it absorbing oxygen anew.

1949 Electronic Engin. 21 423 Liquids and melted substances can be de-gassed by ultrasonic waves.

1953 Jrnl. Iron & Steel Inst. 173 440/1 The author describes a method of desulphurizing and degassing steel in the ladle.

1925 Chem. Abstr. 1938 (heading) Degasification and reactivity of carbonized fuels.

1965 Times 12 Mar. 24/1 (caption) This degasification station [at an oil-drilling rig] makes a strangely unreal picture.

1901 D. von Wagner Man. Chem. Technol. 12 If wood is heated above 150°, it is de-gasified.

1958 New Scientist 7 Aug. 575/3 More information on the Dutch degasifying device..would..be valuable.

1934 Webster's New Internat. Dict. Eng. Lang. Degasser.

1936 Nature 26 Dec. 1091/2 The electrical vehicle used for transporting the degasser is operated by an 80-volt battery. According to recent experiments, an area contained by a circumference of about 300 meters and covering sewers..can be degassed in 10–15 minutes.

1920 Literary Digest 8 May 117 The first ‘degassing chamber’ was constructed in a cellar..in the shell-torn village of Cagnicourt, France.

1946 Nature 27 July 133/2 We believe that..(3) the type of source, as well as the degassing procedure followed in conditioning the fluoride before coating, affects the hardness [of magnesium fluoride films].