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Originally Posted by charliefoxtrot
Isn't bismuth used as a substitute for lead in shotgun pellets?
Supposed to be less poisonous.
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Yes. Bismuth is generally believed to be comparitively non-toxic. It's pretty dense, which makes it desireable as a substitute for lead shot, but not as dense as lead - 9.78 g/cm³. Some studies question the non-toxocity of bismuth:
http://www.news.utoronto.ca/bin6/041115-679.asp