The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
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
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
A toaster uses almost half as much energy as a full-sized oven.
33
An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33