The origin of the british system of units

The British Imperial System evolved from the thousands of Roman, Celtic, Anglo-Saxon, and customary local units employed in the Middle Ages. ... The several trade pounds in common use were reduced to just two: the troy pound, primarily for precious metals, and the pound avoirdupois, for other goods sold by weight.

1. What is the origin of the English system of measurement?
2. Where did the units of measurement come from?
3. Where did imperial system come from?

What is the origin of the English system of measurement?

English units are the units of measurement used in England up to 1826 (when they were replaced by Imperial units), which evolved as a combination of the Anglo-Saxon and Roman systems of units. Various standards have applied to English units at different times, in different places, and for different applications.

Where did the units of measurement come from?

The basic units were taken from the natural world. The unit of length, the metre, was based on the dimensions of the Earth, and the unit of mass, the kilogram, was based on the mass of a volume of water of one litre (a cubic decimetre).

Where did imperial system come from?

The system that we now know as the 'Imperial System' came about under the auspices of the British Empire in the seventeenth century. Because the British Empire was the largest in the world, it was able to introduce a standardized system based on its own units of weight and measurement.