In the early 1960's, Porsche commercially manufactured farm tractors.
24
More than a billion transistors are manufactured every second.
-25
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
UFO sightings have reduced by over 80% since the introduction of smartphones and public access to HD video.
2
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
Castor oil is used as a lubricant in jet planes.
-5
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
Originally, BMW was an airplane engine manufacturer.
69