A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
10
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
The Queen Mary - the grandest vessel of her day - had many of her vital components made by car manufacturer Skoda!
23
In 1998, Sony accidently sold 700,000 camcorders that had the technology to see through people's clothes.
88
Whale oil was used in automobile transmissions as late as 1973.
56
The electric chair was invented by a dentist!
122