The average car produces a pound of pollution every 25 miles!
18
Whale oil was used in automobile transmissions as late as 1973.
56
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
First four countries to have television: England, the U.S., the U.S.S.R., and Brazil.
47
The first alarm clock could only ring at 4 a.m.
120
A toaster uses almost half as much energy as a full-sized oven.
33