The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55
It takes six months to build a Rolls Royce...and 13 hours to build a Toyota.
93
The first alarm clock could only ring at 4 a.m.
120
A small airplane can fly backwards.
75
Scientists in China have built a prototype high-speed maglev train that is theoretically capable of reaching speeds of up to 1,800 mph (2,900 km/h).
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