It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
Any modern jet is capable of breaking the sound barrier.
34
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
Windmills always turn anti-clockwise. Except for the windmills in Ireland!
184
The IRS processes more than 2 billion pieces of paper each year.
28
The cigarette lighter was invented before the match.
210
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41