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Recent Comments

• if you know what you are doing with electricity transfer, you could attatch a fan to the end and let the hot air spin it as it comes out, and store that energy to power small appliances, or charge...

  2 days ago by at

  in Free Heat From An Old Window And Some Soda Cans.

• This is one of the better green apps for the iPhone. There are a bunch of silly ones, too. Thanks, Adam, for sharing the good ones.

  2 days ago by Park Howell

  in iPhone Green App - EcoFinder and Haku Wale Help You Recycle

• As Matt said half cans with the open side towards the sun might be more efficient. Also if the cans are touching the window the box can be made significantly thinner, stick some wood/paper/whatever...

  2 days ago by Anon

  in Free Heat From An Old Window And Some Soda Cans.

• what about making a mini one and sticking it in your car? would that be a fire hazard or anything...? if not im totally making one! i live in chicago and would love not having to wait for my car to...

  2 days ago by maria

  in Free Heat From An Old Window And Some Soda Cans.

• solar power out of old objects nice work man

  2 days ago by Scott Osburn

  in Free Heat From An Old Window And Some Soda Cans.