Season 12 Episodes13
Cast1

Lynne Adams
Narrator (voice)
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Ranked #8 of 13 in Season 12•−0.2 vs season avg
Hydraulic pumps and hardened metal tools are assembled into emergency rescue equipment, plastic foliage is attached to metal frames to make artificial Christmas trees, thin sheets of dough are baked into soda crackers, and gears and locking mechanisms are fitted into ratchet handles.

Lynne Adams
Narrator (voice)
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"Jaws of Life, Artificial Christmas Trees, Soda Crackers, Ratchets" is episode 2 of How It's Made season 12. It scored 7.3/10 from 23 votes, ranking #8 of 13 episodes this season (season average 7.5). It aired on January 14, 2009.