digestion is when stomach acid breaks down food
digestion is not chemical_process. stomach_acid is not liquid_acidic_solution. vomit has not hydrochloric_acid gastric_digestion is not digestion. if metabolize occurs then digest occurs. gastric_digestion is digestion. vomit has hydrochloric_acid bile is not digestive_juice. digestive_system has do_with_food stomach_acid is liquid_acidic_solution.