IQ of more than half the United States population has been negatively affected by the presence of lead in gasoline, a new study estimates.The peer-reviewed study published by the Proceedings of the National Academy of Sciences (PNAS) journal discovered childhood exposure to leaded gasoline cost the U.S.
a deficit of at least 824 million IQ points, or approximately 2.6 points per American.Researchers at Florida State University and Duke University focused on U.S.
citizens born before 1996, as leaded gasoline was banned that year. U.S. inflation jumped 7.9% this past year — before oil prices spiked Though it was less known at the time, lead is a harmful neurotoxin.
The Centers for Disease Control and Prevention (CDC) says lead is dangerous in most forms, especially when breathed in. For this reason, the study examined the consequences of inhaling automobile exhaust.Using gas consumption data, calculations were made to estimate that as of 2015, more than 170 million Americans had blood-lead levels above five micrograms per decilitre as children.Usage of leaded gasoline in the U.S.