The name of the cell that secrets HCI is the Parietal cell. These cells are also known as oxyntic or delomorphous cells. The cells are found in the gastric glands that are located in the fundus and the body of the stomach. HCi works as a regulator in the stomach and the gastric system in general. Hydrochloric acid is an essential part of the stomach and the digestive system.
Without it there would not be a balance of acids and neutral fluids. This balance is essential for the human body to work correctly. HCI is a compound of hydrogen and chlorine. Chlorine acts as a gas at room temperature and under pressure.