The Encyclopedia of Founding

Twelve hundred entries from the golden age of cast metal — how bells are founded, why brass is not bronze, what a cupola melts and a core withstands — by Simpson Bolland, the trade's great teacher.

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Oxyhydrogen Blowpipe

An apparatus for burning oxygen and hydrogen together to produce very high temperature. Now extensively used for melting platinum and other metals. The oxygen and hydrogen pass through separate tubes and mix at the mouth of the jet, producing the most intense heat known.

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