Energy is being wasted if a toaster is left plugged in after use.
21
The electric chair was invented by a dentist!
122
Sony researchers have developed a refrigerator that only opens when you smile.
9
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
Originally, Nintendo was a playing card manufacturer.
70
It takes six months to build a Rolls Royce...and 13 hours to build a Toyota.
93
Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
17