05-26-2017, 04:01 PM
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#12 (permalink)
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Master EcoModder
Join Date: May 2008
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I asked Mr Google:
How much energy does it take (on average) to produce 1 kilogram of the following materials? - LOW-TECH MAGAZINE
Energy per kilogram:
Quote:
Wood (from standing timber): 3-7MJ (830 to 1,950 watt-hours).
Steel (from recycled steel): 6-15MJ (1,665 to 4,170 watt-hours).
Steel (from iron): 20-50MJ (5,550 to 13,900 watt-hours)
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