How It's Made · SEASON 11

Binoculars, Sparklers, Rubber Boots, Circular Saw Blades

Episode 1 · 2008-09-10

★ 10.0
How It's Made poster
Season 11Episode 1★ 10.0/10
  • Documentary

Episode overview

Precision lenses and prisms are aligned inside binoculars, metal wire is coated with pyrotechnic material to make sparklers, liquid rubber is molded and vulcanized into waterproof boots, and hardened steel is cut and sharpened into circular saw blades.

21 minutes

Season 11 episodes