Save on electric bill!
Bring a sustentaBle light using a soda bottle, a piece of metal, water, bleach and some sealant.
This solar bulb never heats up! (AND IT REALLY WORKS)
Step 1: A Hole for the Solar Bulb
Punch a hole on a piece of metal roofing.
Step 2: Almost Ready
Slip in a plastic bottleand apply some sealant.
Step 3: "Charge" It
Can be that easy?
Of course not!:
now you need to close the bottle....
Step 4: "Plug In" the Solar Bulb