→Subscribe for new videos every day!
→How “Dick” came to be short for ‘Richard’: https://youtu.be/BH1NAwwKtcg?list=PLR0XuDegDqP2Acy6g9Ta7hzC0Rr3RDS6q
Never run out of things to say at the water cooler with TodayIFoundOut! Brand new videos 7 days a week!
More from TodayIFoundOut
Why Coupons Sometimes Say They are Worth a Fraction of a Penny
What Started the Cops Eating Doughnuts Stereotype?
In this video:
“Tetraethyl lead” was used in early model cars to help reduce engine knocking, boost octane ratings, and help with wear and tear on valve seats within the motor. Due to concerns over air pollution and health risks, this type of gas was slowly phased out starting in the late 1970’s and banned altogether in all on-road vehicles in the U.S. in 1995.
Want the text version?: http://www.todayifoundout.com/index.php/2011/11/why-lead-used-to-be-added-to-gasoline/
Video “Why Lead Used to Be Added to Gasoline” Author: Today I Found Out