Energy is being wasted if a toaster is left plugged in after use.
21
The electric chair was invented by a dentist!
122
Contrary to popular belief, putting sugar in a car's gas tank will NOT ruin its engine.
25
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
The life boat was patented in 1845!
29