Diamonds can be shattered with a hammer.
-104
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Sound travels about 4 times faster in water than in air.
408
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Your brain is 80% water.
525
According to studies, men change their minds two to three times more often than women.
72