Season 8 Episodes13
Cast1

Lynne Adams
Narrator (voice)
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Ranked #9 of 13 in Season 8•matches the season avg
Molten iron is cast into heavy manhole covers, sheet metal and ventilation components are assembled into range hoods, combustible materials are molded into artificial fireplace logs, and engines, tracks and suspension systems are combined into snowmobiles.

Lynne Adams
Narrator (voice)
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"Manhole Covers, Range Hoods, Artificial Logs, Snowmobiles" is episode 13 of How It's Made season 8. It scored 7.5/10 from 24 votes, ranking #9 of 13 episodes this season (season average 7.5). It aired on April 3, 2007.