A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
The life boat was patented in 1845!
29
The cigarette lighter was invented before the match.
210
The Queen Mary - the grandest vessel of her day - had many of her vital components made by car manufacturer Skoda!
23
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
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41