It's rude to create an unpleasant environment for other people.
George is sitting in a crowded restaurant, eating a large bowl of chili, when he starts feeling indigestion.
George wants to release the gas building up inside of him.
George goes to the bathroom, sits on the toilet, and farts and has a bowel movement.
George leans back in his chair and burps and farts until he feels better.
George returns to his table and then enjoys a piece of cheesecake for dessert.
George is asked to leave the restaurant by its management because the other customers are disturbed by his behavior.