More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55
More than a billion transistors are manufactured every second.
-25
A toaster uses almost half as much energy as a full-sized oven.
33
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
About 39,000 gallons of water are used to produce the average car!
14
The life boat was patented in 1845!
29
The first alarm clock could only ring at 4 a.m.
120