Merchant, F. W. (Francis Walter), 1855-1937, Chant, Clarence Augustus, 1865-1956 · Toronto : Copp Clark · leaf 132
MERCURY AIR-PUMP-BUNSEN JET PUMP 121 … 134. Mercury Air-Pump. When tlie highest possiblevacuum is required, use is made of sonicform of the mercury air-pump devised bySpreiigel. Tlio principle of its action maybe understood by reference to Fig. 150.As the mercury which is poured into thereservoir A falls in a broken streamthrough the…
Physics
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