In the early 1960's, Porsche commercially manufactured farm tractors.
24
Henry Ford produced the model T only in black because the black paint available at the time was the fastest to dry.
33
It would take twenty new mid-size cars to generate the same amount of pollution that a mid-size 1960's car did.
20
Energy is being wasted if a toaster is left plugged in after use.
21
A small airplane can fly backwards.
75
Castor oil is used as a lubricant in jet planes.
-5
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0