Nylon is made from coal and petroleum.
42
Your brain is 80% water.
525
Pure water (H2O) does not conduct electricity on its own.
46
Diamonds can be shattered with a hammer.
-104
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
Sound travels about 4 times faster in water than in air.
408