Question

HCI is a high corrosive mineral but the stomach remains safe from it how

Answer 1

As you know our stomach is made of muscle and there is a mucus wall which will prevent the stomach muscles from getting damaged . 

Answer 2

HCl is considered as stron acid. It is one of three strongest acids in the world. It can burn your skin x3 time deeper.

HCl helps to make the food medium acidic. It is released by gastric glands. Stomach is getting protected from acid because of presence of inner lining of mucus.