The cigarette lighter was invented before the match.
210
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
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
Jumbo jets use 4,000 gallons of fuel to take off.
19
Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
17
Energy is being wasted if a toaster is left plugged in after use.
21