The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
No matter how cold it gets, gasoline will not freeze.
107
A ball of glass will bounce higher than a ball made of rubber.
73
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57