It takes six months to build a Rolls Royce...and 13 hours to build a Toyota.
93
More than a billion transistors are manufactured every second.
-25
A small airplane can fly backwards.
75
The average car produces a pound of pollution every 25 miles!
18
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
A toaster uses almost half as much energy as a full-sized oven.
33