A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250
A toaster uses almost half as much energy as a full-sized oven.
33
Castor oil is used as a lubricant in jet planes.
-5
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
A small airplane can fly backwards.
75