BBQ grill brushes work by scraping away burnt-on food particles and grease that accumulate on grill grates during cooking. The choice of bristle material is critical: stainless steel wire bristles provide aggressive scraping power for cast iron or steel grates, while softer nylon bristles are ideal for porcelain-coated or delicate surfaces to avoid scratching. Many modern grill brushes incorporate scraper edges or built-in scrapers for tough spots. Heat-resistant handles, often made from wood, stainless steel, or reinforced plastic, allow users to clean grills safely while still warm but not dangerously hot. Regular grill cleaning with a quality brush extends grill life, maintains hygiene, and enhances food flavor by preventing burnt residue from transferring to your meals.