The first alarm clock could only ring at 4 a.m.
120
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
Windmills always turn anti-clockwise. Except for the windmills in Ireland!
184
Jumbo jets use 4,000 gallons of fuel to take off.
19
The cigarette lighter was invented before the match.
210
If a car is travelling at 55 miles per hour it will travel 56 feet before the driver can shift his foot from the accelerator to the brake.
25