A hard anodized pressure cooker is made from aluminum treated to create a durable, scratch-resistant surface while retaining excellent heat conductivity. To maintain your hard anodized pressure cooker longevity, regular care is essential. Clean with mild soap and warm water, avoiding harsh scrubbers. Periodically season the interior with oil to enhance its non-stick properties. Avoid... https://omichef.com/blogs/news/how-to-clean-stainless-steel-cookware-with-omichef-s-expert-tips