The invention we call "braces" has a much more extensive and colorful history than most people realize. Early Egyptians used catgut (the intestines of animals) in much the same way that modern orthodontists use the arch-wire. Luckily, …
The invention we call "braces" has a much more extensive and colorful history than most people realize. Early Egyptians used catgut (the intestines of animals) in much the same way that modern orthodontists use the arch-wire. Luckily, …