Wednesday, June 29, 2011

What to do with your old light bulbs

A French grad student designed this tea kettle that heats the water using an incandescent light bulb. I suppose this is a pretty good illustration of how much energy an incandescent light bulb wastes as heat!



  1. Tea kettle flash light is the best design. thanks for this.

  2. Wow! Such an amazing and helpful post this is. I really really love it. led products