A portion of the water you drink has already been drunk by someone else, maybe several times over.
170
Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
29
Drying your hands with paper towel will reduce the bacterial count by 45 - 60% on your hands. However, using a hand dryer will increase the bacteria on your hands by up to 255% because it blows out bacteria already living in the, conveniently, warm moist environment.
26
A Swiss man replaced his car's broken heater with a fully functional wood burning stove.
15
The 1 yen coin can be used as a weight, because it weighs exactly one gram. Also, it can float on water.
19
Less than 3% of the water produced at a large municipal water treatment plant is used for drinking purposes!
24
160 cars can drive side by side on the Monumental Axis in Brazil, the world's widest road.
39