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Tools + Materials
Table Saw Class
Many good tips. Thanks.
In reply to the fuel cell description; instead of exploding the hydrogen that is generated, can't it be burned in a controlled fashion and used in power plants just as natural gas is used, but with no pollution products.? How does the fuel cell consumption of hydrogen compare in efficiency to the use of hydrogen in a burn and steam cycle?
Thanks. That's a bit high for me. Your suggestion is good.
For a newbie, how much should I expect to pay for a small metal lathe?
Elegant in its simplicity.How about powering the device with solar cells. Free energy?