The life boat was patented in 1845!
29
The ball on top of a flagpole is called a 'truck'.
24
Scientists in China have built a prototype high-speed maglev train that is theoretically capable of reaching speeds of up to 1,800 mph (2,900 km/h).
1
A toaster uses almost half as much energy as a full-sized oven.
33
It takes six months to build a Rolls Royce...and 13 hours to build a Toyota.
93
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
