Whale oil was used in automobile transmissions as late as 1973.
56
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
Jumbo jets use 4,000 gallons of fuel to take off.
19
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
All GPS units sold in the civilian market have to be programmed to deactivate themselves if they detect they are travelling faster than 1200 MPH or are above 60,000 feet in altitude to prevent them being used in intercontinental ballistic missiles.
2
The cigarette lighter was invented before the match.
210
In the early 1960's, Porsche commercially manufactured farm tractors.
24