
Babel: Electricity, Measurement, Video and Phones around the world.
A page on different standards in use around the world, including measurement, electrical, and others.
A page on different standards in use around the world, including measurement, electrical, and others.
Are humans one single organism? Or in fact a colony, or society of cooperating organisms of many different types, which includes not only many different type of specialised human cells, but even cells that are not even human?