EVERYONE who makes chemical apparatus by blowing glass practises annealing in a rude way. by allowing the glass to cool slowly by g actual removal from the flame, or by the use of a smoky flame. In ...

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A PAPER by E. S. Morris on the application of electricity to the annealing of glass bottles and containers (J. Inst. Elec. Eng., 89, Pt. 2, No. 10 ; Aug., 1942) first explains the nature and primary ...

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