Sykes, Walter J. (Walter John), 1842-1906, Ling, Arthur R. (Arthur Robert), 1861-1937 · London, C. Griffin and Company, limited · leaf 261
tubes or flasks are then placed in the steriliser, the water in it brought to the boil, and maintained at that temperature for a quarter of an hour, this treatment being repeated every- day for three days in succession, the object of this procedure being to secure effectual sterilisation. It has… … Fig. 23. — Plate-Box. Fig. 24. — Levelling- Apparatus. spores which may be present an opportunity of developing into the less resistant stage of bacteria. This method, which is called “ intermittent ” sterilisation, is of great use in the technical application of the process to such purposes as the…
Brewing
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