e of the slag. But of the chief of which is the how very uncertain such suppositions are, is known by every annoyance of the glass one who has often assisted in the process and noticed theillu- chimney, which must be sive character of the phenomena observed. These appear- gases frequently developed… … another aperture in the The ingots are sold afterwards or transmitted to those who this weight less than fifteen pounds. But where the whole interior of the bladder. have to work them, under the general name of “ Bessemer testing operation has to be made by hand, smaller ingots are When the bladder…
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