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Can galena be given as a sample to school students?

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asked Oct 27, 2017 by Dusty1 (120 points)

1 Answer

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Galena is usually safe unless the dust is inhaled or ingested, and probably not a bad idea to wash your hands with soap designed to remove heavy metals after handling it.
answered Nov 3, 2017 by Thesamster7 (770 points)