from the diy-and-try-not-to-burn-the-house-down dept.
Ilya writes "Companies such as BMW are investing in Thermoelectric Generators to make their cars more efficient by replacing the alternator. Thermoelectric Generators convert wasted heat from the engine into electrical power. This green instructable shows how you can use the same technology right now at home to harvest expelled heat from home appliances to charge your cellphone and other gadgets. Also features a lego racer powered by the roaring flames of a tea candle."
And it should be the law: If you use the word `paradigm' without knowing
what the dictionary says it means, you go to jail. No exceptions.
-- David Jones