In the early 1960's, Porsche commercially manufactured farm tractors.
24
Energy is being wasted if a toaster is left plugged in after use.
21
Sony researchers have developed a refrigerator that only opens when you smile.
9
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20