The cigarette lighter was invented before the match.
210
Originally, BMW was an airplane engine manufacturer.
69
There are only 14 blimps in the world.
69
Kleenex tissues were originally used as filters in gas masks.
46
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
A toaster uses almost half as much energy as a full-sized oven.
33
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41