Let's boast about our IQ

[Oncpapa]

Also that leaded gasoline began to be banned for motor vehicles in europe in the 80s, banned in the US by 1996, and banned world wide by 2021.
I think that that has a pretty significant impact on childhood IQ.

[aah31415 (The maker of SitF, Radiostrocity, The Lifenote and TGBing; The Second Ascended...; And just maybe a security warning come alive...?)]

There are still many pollutants that could use being removed to improve this statistic aswell