s of chromic tively easy matter; but experience has shown that proof cloths and curtains comes from Canada, about and magnetic iron. The asbestos on cleavage presents after a certain critical burning point has been reached, seventy-five miles from Quebec, a brilliant, dark-green surface by… … cies of the hornblende family of minerals. the name implies, the fibers are raised Weaving Asbestos Cloth. by a current of air produced by a blower Its composition is chiefly silica, magne- of large dimensions through a vertical pipe inclined sia, alumina, and ferrous oxide, and consequently un-…
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