Subscribe using iTunes Thomas Midgeley Jr. discovered that adding tetraethyl lead to gasoline reduced knocking in automobile engines. Categories: Podcast # Automobile#Chemistry#Invention#Lead#Oil#Poison#Science#Technology#United States#USA
5th February 1958: Nuclear bomb lost off Tybee Island in Georgia, USA after an in-air collision 5th February 2021
11th April 1968: The Fair Housing Act of the Civil Rights Act of 1968 signed into law by President Johnson 11th April 2021