Did You Know? - Episode 9

Did you know that;

1. on average you blink 25,000 a day
2. men have 10% more red blood cells than women
3. you have fewer muscles than a caterpillar
4. New Zealands first hospital was opened in 1843
5. when your face blushes so does your stomach lining
6. 1 square inch of human skin contains 625 sweat glands
7. artificial Christmas trees have outsold real ones every year since 1991
8. americans spend $10 million a day on potato chips
9. moisture (not air) causes super glue to dry
10. The US shreds 7,000 tons of worn out currency each year
11. turnips turn green when sunburnt
12. each year there is one ton of cement poured for each man, woman, and child
13. Leonardo Da Vinci invented scissors
14. the last Play Boy centerfold to have staples was published in 1985
15. porcupines float in water
16. a female ferret is called a jill
17. the fingerprints of koala bear are indistinguishable to that of a human
18. flamingos can only eat when their heada are upside down
19. dolphins can hear underwater sounds from 24km (15miles) away
20. roosters can't crow if they can't fully extend their necks
21. the cheetah is the only cat that can't retract it's claws
22. the bones of a pigeon weigh less than its feathers
23. armadillos can walk underwater
24. Kiwi birds are blind
25. a group of whales is called a pod
26. most birds eat twice their body weight each day
27. giraffes have no vocal cords
28. gunpowder is formed by mixing charcoal, saltpetre and sulphur
29. a car travelling at 80kph (50mph) uses half its fuel to overcome wind resistance
30. light is electro magnetic radiation
31. oxygen, carbon, hydrogen and nitrogen make up 90% of the human body
32. according to the old English time system a moment is 1 and a half minutes
33. paper money was first used in China
34. red light has the highest wavelength
35. the drinking straw was invented in 1886
36. the world's knowledge is growing so fast that 90% of what we will know in 50 years time will be discovered in those 50 years
37. the lie detector was invented in 1921
38. Sir Isaac Newton was 23 when he discovered the law of gravity
39. there is enough petrol in a full tank of a Jumbo Jet to drive the average car 4 times around the world
40. to crack a whip the tip must be travelling faster than the speed of sound
41. cars were first started with ignition keys in 1949
42. minus 40°C is exactly the same temperature as minus 40°F
43. the revolving door was invented in 1888
44. a Sphygmomanometer measures blood pressure
45. the Chinese used fingerprints as a method of identification as far back as AD 700
46. the first metered taxi was introduced in 1907
47. that after petrol, coffee is the largest item bought and sold
48. you shed a complete layer of skin every 4 weeks
49. red blood cells are produced in bone marrow
50. your normal body temperature is 37°C (99°F)

Share On:

Facebook Twitter WhatsApp Google+ Pinterest

Copy the link below and Share with your Friends:

Download Our Official Android App on Google Playstore HERE
OR
Download from another source HERE

Subscribe to our posts and be the first to receive email updates.

About Entclass Blog
Entclass.com Is A Top Tech Blog That Provides Free And Cheap Browsing Cheats On Mtn, Etisalat, 9mobile, Glo And Airtel, Latest Phone And PC Updates, Tweaking Guides And Tech News.