Experimental engineering and manual for testing (1903)
Carpenter, Rolla C. (Rolla Clinton), 1852-1919 · New York, J. Wiley & sons; [etc., etc.] · leaf 437
reagent is frequently supplied with spirals of smallcopper wire which tend to preserve and increase the absorb-ing capacity of this reagent. 361. Method of obtaining a Sample of the Gas.—Inorder to take a sample of the gas for analysis from any place,such as a furnace, flue, or chimney, an… … N
Building materials · Machinery
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