How Water Bottles Create Cheap Lighting in Philippines In Philippines a man has invented an interesting way to light houses during day light, saving residents plenty of energy. Facebook Prev Article Next Article Inventions Checkout these cool gadgets... Related Posts Polymer Opals – Changes Color When Stretched This Portable Barrier Can Protect Houses From Flooding Focused Sunlight Burns Everything A Giant Cubic Lego Ball Maze That’s an Absolute Work of Art Tokyo Taxis Know When You Forget Something Air Force researching solar energy system in space