Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
Iron weighs more after it rusts.
68
Indoor pollution is 10 times more toxic than outdoor pollution.
62
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Sound travels about 4 times faster in water than in air.
408
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
Scientists in Germany have developed a candy that doesn't cause cavities.
11