A text-book on chemistry. For the use of schools and colleges (1866)
Draper, Henry, 1837-1882 · New York, Harper & brothers · leaf 31
IS AIR-THEEMOMETEHS. Fin. 11. … arranged tightly in the reservoir, but there is a free pas-sage for the air in and out of that part of the instru-ment. On touching the ball with the fingers, the airwithin it becomes warm, dilates, and depresses the li-quid in the tube; or, on touching with any cold body,it contracts, and the…
Chemistry · Physics
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