The electric chair was invented by a dentist!
122
Car airbags kill 1 person for every 22 lives that they save.
80
Whale oil was used in automobile transmissions as late as 1973.
56
A toaster uses almost half as much energy as a full-sized oven.
33
Originally, Nintendo was a playing card manufacturer.
70
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
