The average car produces a pound of pollution every 25 miles!
18
Energy is being wasted if a toaster is left plugged in after use.
21
Castor oil is used as a lubricant in jet planes.
-5
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
More than a billion transistors are manufactured every second.
-25
About 39,000 gallons of water are used to produce the average car!
14
The electric chair was invented by a dentist!
122