you triedpic.twitter.com/bO49IWUHcc
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until 2010, lead-free brass in California had to be 4% lead or less
tbh i wish Pb was outlawed /completely/ in stuff like plastics (there's a bunch of godforsaken organolead compounds used in PVC) and plumbing and brass (there's lots of human Pb exposure that happens from keys especially to children and also locksmiths) and of course petrol
Lead is so easily refined, abundant, and useful that it almost seems like a trap for human civilization.
Pb is the great filter...
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