It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
The first alarm clock could only ring at 4 a.m.
120
There are only 14 blimps in the world.
69
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
Whale oil was used in automobile transmissions as late as 1973.
56
Attics were invented in Attica.
43
Castor oil is used as a lubricant in jet planes.
-5
Contrary to popular belief, putting sugar in a car's gas tank will NOT ruin its engine.
25