Castor oil is used as a lubricant in jet planes.
-5
The cigarette lighter was invented before the match.
210
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
A Citreon 2CV with an oil leak once travelled 500 miles through Italy after its gearbox was filled with bananas!
16
UFO sightings have reduced by over 80% since the introduction of smartphones and public access to HD video.
2
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