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... A faint smell emanated from the surface of the ore.
Touched the powdery yellow substance on the ore, Somo lowered his head, picked up a smaller piece, and came to the workbench.
To purify sulfur ore, the process is extremely simple.
It is only necessary to heat the sulfur monomer minerals whose purity seems to be fair at present, and heat them in a distillation flask. When it reaches about 200 degrees Celsius, use a filter to remove impurities that have not melte ...
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