Alternative methods and solutions

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[1] Does Anyone have a hydroelectric plant? 1kw to 600kw?

[2] Horse Logging

[3] Wood burning truck!

[4] Indoor wood boiler> anyone have one ?

[5] This car built by high school students gets 901 mpg!

[6] Geothermal?

[7] hydrogen to run engines

[8] Compost Heating - Anybody tried it?

[9] charcoal gasification

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