The average car produces a pound of pollution every 25 miles!
18
Castor oil is used as a lubricant in jet planes.
-5
Originally, BMW was an airplane engine manufacturer.
69
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55
The cigarette lighter was invented before the match.
210
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
Kleenex tissues were originally used as filters in gas masks.
46