Experimental science. Elementary, practical and experimental physics (1890)
Hopkins, George M. (George Milton), 1842-1902 · New York, Munn & co. · leaf 712
TIONS. 689 lization is driven from the borax, then the work is heatedall over until the solder is on the point of melting, when aconcentrated flame is applied to the joint until the solderflows. Care should be taken to use the reducing flamerather than the oxidizing ffame. Should it be found… … Brazing. soldered by placing them on a bed formed of small lumpsof pumice stone and proceeding from one article to anotherin succession. For supporting small work, having a number of jointsand requiring much fastening, the slabs of asbestos are verydesirable. For very small work to be done with the…
Physics · Lantern projection · Electric apparatus and appliances
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