Firefighter's helmet...Black Friday .... Badges have been around since time immemorial. Then, various stones, animal fangs, bird feathers, metal and bone products were used as them. Such signs of distinction in the primitive level of society were certain social strata and groups of people: priests, farmers, hunters, etc. [2] Of course, those “icons” were not at all similar to modern ones, but their function was the same ... [2]