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
Sunflowers can be used to clean up radioactive waste.
17
Diamonds mined in Brazil are harder than those found in Africa.
40
You are more likely to be killed by a champagne cork than a poisonous spider!
193
Passengers on the Beijing subway can pay with plastic bottles.
29
Cash machines are as dirty as public toilets.
174
"Big Ben" in London isn't a tower, the bell inside the tower is called "Big Ben", the tower itself is called "The Elizabeth Tower".
18