Browsing the "soda bottle" Tag

string(0) "" Loading...

Cheap Solar Lighting with a Two Liter Water Bottle

An ingenious solar lighting idea is spreading across the slums of the Philippines. This solar light design requires neither a solar panel nor a light bulb, however. In fact, all it requires is the sun and a two liter water bottle. Light bulbs are only for the very fortunate in the Philippines, as they are […]

July 29th