Whale oil was used in automobile transmissions as late as 1973.
56
The cigarette lighter was invented before the match.
210
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
Jumbo jets use 4,000 gallons of fuel to take off.
19
There are only 14 blimps in the world.
69
Any modern jet is capable of breaking the sound barrier.
34
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
Scientists in China have built a prototype high-speed maglev train that is theoretically capable of reaching speeds of up to 1,800 mph (2,900 km/h).
1
