ations ing acids, for non-conducting and fireproof coverings, while, if still further protection is required, another layer or dilutions. They are furnished only in liquid form, linings, and for many other purposes. Mill boards of one-six- ot hair felt surrounded by non-porous fireproof sheathing… … of other fibers, such as hair and the like, as used for interior woodwork. The largest ASBESTOS GRINDING. drygoods firm in New York had their stores formerly used, was patented through the Scr- ENTIFIC AMERICAN Office in 1868. and warehouses thus painted, the total wood- | In the representation…
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