Liquid TIDE laundry detergent glows under a blacklight.
96
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
Iron weighs more after it rusts.
16
A cubic yard of air weighs about 2 pounds at sea level.
31
Balsa wood is classified as a hard wood!
41
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
The average home creates more pollution than does the average car.
33