...Owing to the heat generated, it is advisable to place the limein an iron crucible and to have nothing inflammable within a radius of 2 feet... 
U.S. Department of Agriculture 「Special Report on Diseases of Cattle」
...A large fume of what bore many marks of arsenic arose from the crucible during the time of smelting it...
David Collins 「An Account of the English Colony in New South Wales, Vol. 2」
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Schönberg pesky Cartersville
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