Toothbrush ke 3 Facts Jo apko jarur malum hone chahiye
The toothbrush as we know it today was invented in 1938 by a prisoner named Levi Spear Parmly. He created a toothbrush with bristles made from hog hair and a handle made from bone.
Cleaning the tongue is important for preventing bad breath as it can harbor bacteria and food particles.
Electric toothbrushes can be more effective at cleaning the teeth and gums than manual toothbrushes because they have a faster and more powerful brushing motion.