Whale oil was used in automobile transmissions as late as 1973.
56
Sony researchers have developed a refrigerator that only opens when you smile.
9
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
Attics were invented in Attica.
43
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
Castor oil is used as a lubricant in jet planes.
-5
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
