While the concerns from Flint, Michigan about contaminated water has renewed interest in how lead pollutes our environment, lead pollutants go back many decades. A new study tries to calculate the IQ points the population has lost because of lead. A more careful read does point out some of lead’s history – the good and the bad.
The CDC recently revised its blood reference value for lead in children. Will this result in better protection for kids from the adverse health effects of lead?