The household wrench was invented by boxing heavyweight champion Jack Johnson in 1922.
The tallest wind turbine in the world has rotor tips that reach over 200 meters above the ground.
When travelling at 80 kilometres per hour (50 miles per hour), cars use around half of their fuel just to overcome wind resistance.
In Turkestan, in 1919, a train was powered by almost 9000 tonnes of dry fish.
