A policeman also comes in various sizes, shapes, and types. Some of them come in one-piece flexible plastic version and some in stainless. The origin of the policeman and its name cannot be identified for sure but some clues led back to the 19th century from German chemist Carl Remigius Fresenius.
Policemen can differ in size, shape, and material—some are made from a single-piece flexible plastic, others from stainless steel. The origins of policemen and their names are unclear but some historical records suggest they originated in the 19th century, possibly inspired by German chemist Carl Remigius Fresenius.