The Manchineel Tree is so poisonous, rainwater dripping off it’s leaves will burn your skin.
17
The bark of an older redwood tree is fireproof.
65
Sound travels fifteen times faster through steel than through air.
134
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
Nylon is made from coal and petroleum.
42
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310