A portion of the water you drink has already been drunk by someone else, maybe several times over.
170
Your fingernails grow faster in summer.
744
By raising your legs slowly and laying on your back, you can't sink in quicksand.
105
More Americans have died in car accidents than have died in all the wars ever fought by the United States.
55
You can immediately cool down a car that has been sitting under the sun by rolling down the window on one side and opening-closing the door on the other side 5-6 times.
23
Passengers on the Beijing subway can pay with plastic bottles.
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
'Second Street' is the most common street name in the U.S.; 'First Street' is the sixth! "
41