Machines: How They Work - Grass Trimmers, Sprinklers, and Movie Lenses

Seizoen: 1 - Aflevering: 14 / 14 - Eerst uitgezonden: 21 april 2016 - Episode ID: 1347985

How does a grass trimmer, a sprinkler, and a movie lens really work? Go inside the incredible machinery behind these everyday objects to see their extraordinary inner workings.