The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
In the early 1960's, Porsche commercially manufactured farm tractors.
24
Energy is being wasted if a toaster is left plugged in after use.
21
The first hard drive available for the Apple II had a capacity of only 5 megabytes.
46
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
More than a billion transistors are manufactured every second.
-25
There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
10