ALUMINIUM BODY A triple layer coating of heavy-gauge aluminum has been used to make this cookware. Aluminum conducts heat faster which results in fast cooking. The aluminum body makes it lighter in weight, also aluminum is an excellent heat conductor and it also makes the appam patra odorless. NON-STICK COATING The specialty of the non-stick coating of this appam maker allows you to make appams with less oil and prevents the content from sticking to the bottom. Tips to Maintain Non-stick Cookware Condition before the first use with a thin smear of cooking oil. Cook over low to medium heat for best cooking results. High heat can burn food, waste energy and cause surface discoloration after some time. Do not use sharp objects like knives/ forks and metal spoons with sharp corners/edges. Cool pans before washing to safeguard against rapid temperature changes that can cause warping. Clean you cookware with soapy water using the sponge scrubber after each use to prevent oil deposition.