The life boat was patented in 1845!
29
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
Technically speaking, crystal glass is actually a Liquid that flows very slowly.
43
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
If a car is travelling at 55 miles per hour it will travel 56 feet before the driver can shift his foot from the accelerator to the brake.
25
