A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
The electric chair was invented by a dentist!
122
The blueprint for a floating city has just been approved by the largest port construction and design company in China. It's entirely self-sustainable, and extends underwater.
2
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
A small airplane can fly backwards.
75
The cigarette lighter was invented before the match.
210