The Most Useless Energy-Related Products?
Have you ever heard of an energy retrofit that just sounded too good to be true, like insulating paint or passive fresh air inlets? This list has some obvious picks, but a couple on here might just ...
Posts tagged “power”
Vegawatt: A Generator that Runs on Grease
It took a year of 80-hour weeks before the prototype was ready. But now that it works, the Vegawatt generator can process about 80 gallons of used deep-fryer oil a week and produce five kilowatts of...
Green Power: Use The Hamster Wheel
Teenage inventor, Peter Ash, has designed a way to put his pet hamster to good use - by attaching his hamster's wheel to a generator he is able to charge his cell phone off the grid. "I thought the w...
AT On... Marketing Green Power
A friend pointed out the fallacy of relying on utility companies to promote green energy. When you're in the business of selling a product, you'll tell people just about anything to sell it. But you...
Gravia Lamp
Now this is a (literally) brilliant idea: a lamp that needs no plug and is powered by gravity. To turn it on, place weights in the top. Gravity makes the mechanism move slowly down the interior colu...
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