...It was necessary to sterilize and clarify the "native" (unformolized)extracts; this was done by filtration through a Seitz filter...
William B. Stallcup 「Myology and Serology of the Avian Family Fringillidae」
...(4) Sterilize the entire apparatus by boiling for 30 minutes, and, withouttouching the milking tube, wrap it in a towel that has been sterilized in awater bath or in live steam and dried...
U.S. Department of Agriculture 「Special Report on Diseases of Cattle」
...They use ’em to sterilize milk, killing the germs by sound waves carried through the fluid...
William Fitzgerald Jenkins 「The Fifth-Dimension Tube」
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