Injecting matter within the second breathing hole, as stones grind the matter, with the muscle pushing down the matter into a tube called the esophagus, so that it leads to a digestive muscle, the stomach, making it dissolve more, and as it goes down to the big and small tube known as the intestines, the "healthy germs" will be absorbed by the medicinal organ, the liver, as the remainings of the matter, dispenses out and drops into a bowl of dirty water leading to an underground tunnel.