A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
Whale oil was used in automobile transmissions as late as 1973.
56
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250
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
Windmills always turn anti-clockwise. Except for the windmills in Ireland!
184
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12