How Do They Do It? - Season 5 - Eps 12: Halogen Light Bulbs, Mufflers, Locks
Manufacturing halogen light bulbs; car mufflers; creating unique lock and key sets.
About How Do They Do It?

Title: How Do They Do It?
First Air Date: 2006-05-06
Last Air Date: 2021-06-22
Status: Returning Series
Rating: 7.4/10 (from 35 votes)
Language: EN
Seasons: 18
Total Episodes: 287
Network: Discovery
Genres: Documentary
Production Companies: WAGtv
Synopsis
An insider's look at the engineering and scientific miracles behind the things that form the modern world.