Cleans griddles and grills without removing the cure Grillmaster natural pumice grill stones are odorless, tasteless scouring bricks that clean griddles without removing the cure, or imparting unpleasant odors or flavors to the grill. Grillmaster bricks are safe to store and use on food equipment. They have been the choice of professional chefs for over a quarter century. Cleans uniformly without leaving low “hot Spots.” Won’t remove the cure like chemical agents. Imparts no sulphorous odor after taste. Leaves no glassy particles. Outlasts cheaper bricks and screens. Directions for use Cleans through abrasive action. Always use brick in the presence of water or oil. Charcoal and Gas Barbecues To clean hard metal and porcelain fire boxes, covers and grill and broiler racks: wet brick. Rub surface to be cleaned using gentle pressure. Rinse or wipe cleaned surface of residue. Your Grillmaster Grill Cleaner will shape to flat or curved surfaces. “Grooves” itself to cooking grids. Pancake and Fry Griddles Coat warm but not hot griddle with cooking oil. Scour griddle using flat side of stone. Work in one direction. To keep oil cure and prevent sticking, clean only carbon and food from griddle. Wipe cleaned surface of residue with dry cloth. DO NOT USE on unbaked enamel finishes, plastic coated surfaces and soft or highly polished metals. Some decorator tile and colored porcelain is fragile and may be damaged by abrasive cleaning materials. When in doubt, test a small area before proceeding. 6.75×3.25×3.25 Large Pumice Grill Cleaning Brick, Safely Removes Baked On Food & Grease From Grills & Griddles, 100% Pure Block Pumice, Is Safe To Use On Porcelain Coated Grates & Won’t Harm Surfaces, Brick Forms Itself To The Surface Being Cleaned.