Season 7 Episodes13
Cast1

Lynne Adams
Narrator (voice)
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Ranked #9 of 13 in Season 7•−0.1 vs season avg
Impact-resistant shells and protective liners are assembled into firefighter helmets, magnetized components are balanced inside nautical compasses, layers of paperboard are wound into packaging tubes, and steel blades are cut, toothed and fitted with handles to make hand saws.

Lynne Adams
Narrator (voice)
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"Firefighter Helmets, Nautical Compasses, Packaging Tubes, Hand Saws" is episode 10 of How It's Made season 7. It scored 7.7/10 from 21 votes, ranking #9 of 13 episodes this season (season average 7.8). It aired on November 7, 2006.