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nydus/The Principles of Chemistry, Volume IPublic
Page 116 of 822
Table of Contents

CHAPTER V NITROGEN AND AIR

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Fig. 39.—Apparatus for the absorption and washing of gases, known as Liebig's bulbs. The gas enters m , presses on the absorptive liquid, and passes from m into b , c , d , and e consecutively, and escapes through f .
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Fig. 40.—Geisler's potash bulbs. The gas enters at a , and passes through a solution of potash in the lower bulbs, where the carbonic anhydride is absorbed, and the gas escapes from b . The lower bulbs are arranged in a triangle, so that the apparatus can stand without support.
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