Aired Thursday December 9, 11:30pm - 12:00amon Quest HD

How Do They Do It?

Series 16 Episode 1

Exploring how one family in America make three quarters of the world's peppermint oil. Also, a look at state-of-the-art, performance-enhancing tennis rackets.

Category
Documentary / Educational / Science
Original air date
2019-06-13
Cast and crew
  • Chris BroylesNarrator