San Francisco : Architect and Engineer, Inc · leaf 283
osit of a fibrous crystal—then he explained the various groups of fibres foundin nature, giving the characteristics of each one. In a very concise manner the speaker explained tothe audience what is done with the fibres—the differ-ent uses of each kind for different sections of industry.The most… … ED NELSONDistrict EngineerJohns-Manville Co. mixed with Portland Cement for reinforcing strengthwhich has given to industry Transite Pipe for waterpipe, sewer pipe, irrigation and so on. The list of com-binations in products made with asbestos is too longto enumerate, but one point Mr. Nelson…
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