Whale oil was used in automobile transmissions as late as 1973.
56
The blueprint for a floating city has just been approved by the largest port construction and design company in China. It's entirely self-sustainable, and extends underwater.
2
Castor oil is used as a lubricant in jet planes.
-5
Jumbo jets use 4,000 gallons of fuel to take off.
19
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
Contrary to popular belief, putting sugar in a car's gas tank will NOT ruin its engine.
25