Castor oil is used as a lubricant in jet planes.
-5
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
A toaster uses almost half as much energy as a full-sized oven.
33
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
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