Are you saying a dynamo inherently costs more energy to make than it can produce in its lifetime? Because that sounds retarded
What are dynamos usually attached to that costs so much less energy to make than a pole and a fan blade?
Are you saying a dynamo inherently costs more energy to make than it can produce in its lifetime? Because that sounds retarded
What are dynamos usually attached to that costs so much less energy to make than a pole and a fan blade?
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