Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
Energy is being wasted if a toaster is left plugged in after use.
21
The United States produces enough plastic film annually to cover the entire state of Texas.
13
Kleenex tissues were originally used as filters in gas masks.
46
There are only 14 blimps in the world.
69
Originally, BMW was an airplane engine manufacturer.
69
A toaster uses almost half as much energy as a full-sized oven.
33
The cigarette lighter was invented before the match.
210