72 3 Read the article again and complete the fact sheet. Invention: 1 a light bulb that works without electricity.. Inventor: 2 Nationality of inventor: 3. Reason for invention: In the inventor's town, they often didn't have 4 How the invention works: You fill a plastic bottle with 5.... and close it with 6..... You put the bottle in a 7... in the 8... of the building. Countries that use it: the Philippines, India and 9 Places where people use it: local supermarkets, rural schools and 10​