Sound at the right vibration can bore holes through a solid object.
134
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
The force of a suction cup is calculated using F=AP.
15
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
The left ear is more responsive to words of love and emotion whispered into it than the right.
40