I'm not endorsing lead emissions, just pointing out that emitting them not into people is a lot better than emitting them fairly directly into people. While ob

I'm not endorsing lead emissions, just pointing out that emitting them not into people is a lot better than emitting them fairly directly into people. While obviously it would not be ideal to evenly distribute lead evenly throughout the surface of the earth lead is a fairly common element and exists in ground deposits more or less worldwide without poisoning people. It's not as common as iron but it was used for all sorts of thing historically specifically because of how common (and therefore cheap) it is/was.