Catalytic convertors convert hydrocarbons, carbon monoxide, and nitrogen oxides into three harmless chemicals, making the exhaust of a vehicle much cleaner.
Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

How Is Maillardet's Automaton Still Wowing Us After 200 Years?
09:28

How Do Tiny Capers Pack Such a Big Flavor Punch?
06:35

What Do A.M., P.M., and SOS Stand For?
09:18