TIL before 1972 sperm whales were killed in order to make transmission fluids for car transmissions
TIL before 1972 sperm whales were killed in order to make transmission fluids for car transmissions
magazine.washington.edu
The Innovation File: Solving a whale of a problem
Frank Erickson created a synthetic sperm whale oil that saved millions of automatic transmissions worldwide.

Also the antifungus cream I'm using has synthetic sperm whale oil in it