Important: Safety Warning
This page describes trade processes that use dangerously toxic materials such as cyanide solutions, mercury amalgams, or strong acids. These processes require training, equipment, and precautions far beyond what the text describes.
This information has been left in for historical purposes but should not be acted upon.
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Flux for Copper
Sal-enixum Steel. Dissolve chloride of zinc in alcohol. 3477. Flux for Soldering Iron or (the refuse from aquafortis), to be obtained at most of the chemical works at a trifling answers perfectly when the fracture is an old 3478.
Flux for Soldering Steel. This cost, is strongly recommended by Larkin as a one. To a saturated solution of zinc in 1 general flux for copper foundings, particular- pint muriatic acid, add 4 ounces pulverized ly where large masses of copper have to be sal-ammoniac ; boil it for 10 minutes; put it, melted prior to adding the tin and zinc. when cold, in a well corked bottle. The boil- Nothing is equal to it. This, with char- Nothing is equal to it. This, with chareverything else.