Castor oil is used as a lubricant in jet planes.
-5
Whale oil was used in automobile transmissions as late as 1973.
56
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144
The United States produces enough plastic film annually to cover the entire state of Texas.
13
Windmills always turn anti-clockwise. Except for the windmills in Ireland!
184
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