The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
A toaster uses almost half as much energy as a full-sized oven.
33
A small airplane can fly backwards.
75
Technically speaking, crystal glass is actually a Liquid that flows very slowly.
43
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
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
The first alarm clock could only ring at 4 a.m.
120