The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
Castor oil is used as a lubricant in jet planes.
-5
Sony researchers have developed a refrigerator that only opens when you smile.
9
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
There’s an internet-enabled jacket which gives you a “hug” every time a Facebook friend likes your status.
12
Energy is being wasted if a toaster is left plugged in after use.
21
The electric chair was invented by a dentist!
122