If you don't have electricity or live in a home with no windows, it's going to be dark inside, even during a sunny day. Luckily, a bottled liter of water with some bleach can provide approximately 55-60 watts of light from...
If you don't have electricity or live in a home with no windows, it's going to be dark inside, even during a sunny day. Luckily, a bottled liter of water with...
