Vintage work crew photos

[Toolmaker51]

And of us older than 26 (leaded gasoline was banned in '96) have been exposed to enough teratethyl lead to demonstrably affect our cognitive functions to some extent https://www.nbcnews.com/health/healt...tudy-rcna19028[/QOUTE]

Followed the science. Thought I discovered source of feeble politicians!

............snip........ Lead eventually "chelates", I believe is the term, out of the body unlike asbestos and some other toxins.

Darn it all, there goes hypothesis.