These properties have dangerous amounts of lead in their soils after decades of being coated by pollution from a nearby lead acid car battery smelter (Exide Technologies). The state has cleaned up about 4,000 properties within a 10,000-parcel area that w

Maywood, CA - November 10: Workers remove contaminated soil on Thursday, Nov. 10, 2022, in Maywood, CA. Properties have dangerous amounts of lead in their soils after decades of being coated by pollution from a nearby lead-acid car battery smelter (Exide Technologies). The state has cleaned up about 4,000 properties within a 10,000-parcel area that was affected by this pollution. (Francine Orr / Los Angeles Times via Getty Images)