Jumbo jets use 4,000 gallons of fuel to take off.
19
A toaster uses almost half as much energy as a full-sized oven.
33
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
More than a billion transistors are manufactured every second.
-25
In 1998, Sony accidently sold 700,000 camcorders that had the technology to see through people's clothes.
88
The ball on top of a flagpole is called a 'truck'.
24