The normal static electricty shock that zaps your finger when you touch a doorknob is usually between 10,000 and 30,000 volts!
60
Energy is being wasted if a toaster is left plugged in after use.
21
The electric chair was invented by a dentist!
122
More than a billion transistors are manufactured every second.
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Sony researchers have developed a refrigerator that only opens when you smile.
9
Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
17