Sony researchers have developed a refrigerator that only opens when you smile.
9
The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
The ball on top of a flagpole is called a 'truck'.
24
More than a billion transistors are manufactured every second.
-25
Originally, BMW was an airplane engine manufacturer.
69
A toaster uses almost half as much energy as a full-sized oven.
33