How It's Made

Season 7 Episode 11: Halogen Bulbs, Cellulose Insulation, Aluminum Ladders, Bamboo Fly Rods

Quartz envelopes, filaments and halogen gas are combined into light bulbs, recycled paper is treated and processed into cellulose insulation, aluminum rails and rungs are assembled into ladders, and carefully selected bamboo strips are joined and finished into fly-fishing rods.

Genre:

Documentary

Seasons:

32

Episodes:

416

Cast:

Lynne Adams

Quality:

HD

Duration:

21 min

First Air:

2001

Rating:

7.7