In American jurisdictions of which I am aware, there are such laws around handling hazardous materials (and lead, especially in particulate form, qualifies). In

In American jurisdictions of which I am aware, there are such laws around handling hazardous materials (and lead, especially in particulate form, qualifies). In hypothetical places where there aren't, the concept of a tort still exists. You do, in fact, "have standing" to not have your neighbors poison you. This is a good thing. It should be celebrated.