Not swinging your arms when you walk increases the effort of walking by 12%, the equivalent of walking 20% faster or carrying a 10 kg backpack.
12
Coins usually survive in circulation for about 30 years.
66
A portion of the water you drink has already been drunk by someone else, maybe several times over.
170
There are more telephones than people in Washington, D.C.
121
About two hundred babies are born worldwide every minute.
237
Linen can absorb up to 20 times its weight in moisture before it feels damp!
46
Recycling one glass jar, saves enough energy to watch T.V for 3 hours!
118
You share your birthday with at least 9 million other people in the world.
205