Water bottle light bulb

Submitted by cuz on Sat, 09/10/2011 - 17:44

This Youtube video shows a brilliant approach to introducing solar lighting to dark homes (in Indonesia or the Philippines, I believe). It's low-cost, simple technology that refracts solar light (during the day, of course) into the homes.

Comments

Submitted by anna on Sat, 09/10/2011 - 18:20

Amazing what simple science can achieve!! :D

Submitted by jiyeah on Wed, 09/14/2011 - 20:40

Amazing! This should be used more in India as well...:)

Submitted by ince77 on Sat, 09/17/2011 - 20:00

 great!!