In children, exposure is responsible for an annual loss of some 765 million IQ points in children globally. Low-level lead poisoning is a risk factor for adults, which can result in chronic kidney failure, hypertension, and cardiovascular disease. Lead accounted for 5.5 million deaths annually from cardiovascular disease.
3 points
Boomer origin story
3 points
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Some lesser known sources of lead exposure.
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Gunfire (sounds like a joke, but when you fire a gun it puts lead particles in the air like second hand smoke)
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eggs (especially backyard eggs)
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bone broth
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wild game (because of you guessed it, the lead bullets that killed them)
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2 points
This has been known for over 100 years.
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lead is what helped the US become the country it is today