Energy is being wasted if a toaster is left plugged in after use.
21
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
About 39,000 gallons of water are used to produce the average car!
14
Contrary to popular belief, putting sugar in a car's gas tank will NOT ruin its engine.
25
More than a billion transistors are manufactured every second.
-25
To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4