Brian Johnson (L) and Angus Young of AC/DC in 2000. Johnson's first album with the group, 1980's Back In Black, is one of the best-selling albums of all time, despite never reaching No. 1 on the Billboard album chart.
Industrial cities like Detroit have high levels of lead in the aging housing stock and in soils. Researchers found that the amount of soil lead in Detroit that gets suspended in the air correlated with the levels of lead in kids' blood.
Lead poisoning in kids is hardly the problem it used to be, now that we've stopped using lead in house paints and gasoline. But the lead that lingers outside and in old homes is still dangerous if kids are exposed to it.