How to Build a SOLAR BOTTLE BULB - Instructables
Oct 12, 2011 · About: This is the official account of Isang Litrong Liwanag (A Liter of Light). MyShelter Foundation’s latest venture is a sustainable lighting project which aims to bring the eco-friendly Solar Bottle Bul... More About liwanag » Light up dark areas in your home during daytime using this ...
