DO you know this real fact:-
1.Rats and horses can't vomit.
2.More than 50% of the people in the world have never made or received a telephone call.
3.A crocodile can't move its tongue and cannot chew. Its digestive juices are so strong that it can digest a steel nail.
4.A person can live without food for about a month, but only about a week without water.
If the amount of water in your body is reduced by just 1%, you'll feel thirsty.
If it's reduced by 10%, you'll die.
5.Hot water is heavier than cold.
6.Sound travels 15 times faster through steel than through the air.
7.At a jet plane's speed of 1,000 km (620mi) per hour, the length of the plane becomes one atom shorter than its original length.
8.You can tell the sex of a horse by its teeth. Most males have 40, females have 36.
9.Your stomach produces a new layer of mucus every two weeks - otherwise it will digest itself.
10.Your heart beats over 100,000 times a day.
