a series as given provided it is for their own use, and not made for destroyed by the air thus drawn in. sale. Thisis not so. The law gives the patentee the has been followed in this work by the experimenter To illustrate the effect of a reduction of pressure on the boiling point, a small flask… … The balloon already used may be borrowed, to show BALLOON IN VACUO. ACOUSTIC PARADOX. the elasticity of air. Most of its contents are expelled, whereby the desired result is obtained, and not for the and it is suspended from. a rod or sealed tube passed further, and by a little ingenuity will be…
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