Podcast:History Daily Published On: Thu Apr 20 2023 Description: April 20, 1862. French biologist Louis Pasteur invents a process of heating a liquid to kill potentially harmful bacteria and names it after himself: pasteurization. Go to HistoryDaily.com for more history, daily.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.