Kleenex tissues were originally used as filters in gas masks.
46
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
Any modern jet is capable of breaking the sound barrier.
34
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
The Google driverless car has only encountered two accidents. The first it was rear ended at a stop sign, and the second was when a human was behind the wheel.
7
A small airplane can fly backwards.
75
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
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60