Energy is being wasted if a toaster is left plugged in after use.
21
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
There are only 14 blimps in the world.
69
Kleenex tissues were originally used as filters in gas masks.
46
The IRS processes more than 2 billion pieces of paper each year.
28
The electric chair was invented by a dentist!
122
The first alarm clock could only ring at 4 a.m.
120