The ball on top of a flagpole is called a 'truck'.
24
The cigarette lighter was invented before the match.
210
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
Castor oil is used as a lubricant in jet planes.
-5
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55
Windmills always turn anti-clockwise. Except for the windmills in Ireland!
184
The electric chair was invented by a dentist!
122