Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
The bark of an older redwood tree is fireproof.
65
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
A ball of glass will bounce higher than a ball made of rubber.
73