es of pipes or passages.so that it may solution of zinc, producing, in water containing am- part with the principal portion of its-caloric in heat- monia, a cloudy appearance. Organic matter may be ing large surfaces which will transmit the heat to the suspected in water containing ammonia. current… … No. 7. Test for iron.— chimney, where they are CAMP’S HOT-AIR FURNACE. ' This is a solution of prussi- turned by a second valve ate of potash, and, if the least iron be present, its action through the middle pipe, F, of the upper series, and more so when the requisite materials can be obtained is…
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