Sound travels fifteen times faster through steel than through air.
134
Nylon is made from coal and petroleum.
42
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
The bark of an older redwood tree is fireproof.
65
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7