3 ms·
https://www.newscientist.com/article/2311082-leaded-petrol-may-have-lowered-the-iq-of-over-half-the-us-population/ https://www.newscientist.com/article/2311082-
by d0mine 4y ago
https://www.newscientist.com/article/2311082-leaded-petrol-may-have-lowered-the-iq-of-over-half-the-us-population/ https://www.newscientist.com/article/2311082-leaded-petrol-m...
- delecti 4y agoThe flynn effect is well documented. The negative effect of leaded gas on intelligence just means that average IQ "should" have been raising even more throughout the 20th century.