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
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
Windmills always turn anti-clockwise. Except for the windmills in Ireland!
184
The first alarm clock could only ring at 4 a.m.
120
Originally, BMW was an airplane engine manufacturer.
69
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27