Affordable Wind Turbines

@johnny-heath
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1:07
Affordable Wind Turbines
6 years ago
2:19
affordable wind turbines wind turbine survives 80 mph winds and hail
9 years ago
25:27
Permaculture and Peak Oil - Beyond Sustainability (Interview
12 years ago
3:37
Alternative Energy Technologies wind turbines
12 years ago
0:54
Worlds first large 10 kw 3 bladed helical vertical axis wind turbine 361-444-3711
12 years ago