Castor oil is used as a lubricant in jet planes.
-5
Any modern jet is capable of breaking the sound barrier.
34
Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
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).
1
A small airplane can fly backwards.
75
The IRS processes more than 2 billion pieces of paper each year.
28
Whale oil was used in automobile transmissions as late as 1973.
56