The best diamonds are colored blue-white.
80
It is impossible to hum if your nose is plugged.
366
A typical full-time worker in the US with a four-year college degree earns about $50,000. This is 62% more than a worker with only a high-school diploma.
72
Only 8% of the world’s currency is physical money. The rest exists only on computers.
20
In many countries, urine was used as a detergent for washing.
17
Caffeine boosts memory.
405
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
