Castor oil is used as a lubricant in jet planes.
-5
In the early 1960's, Porsche commercially manufactured farm tractors.
24
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
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
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
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