Baking soda is another well-known option, as the gentle abrasive texture helps remove food particles and grease ... You also don't want to mix bleach with your dishwasher cleaning tablets.

and impervious to water, oil and grease. They have found that nanoparticle pigments, around 100 nanometers in size, are effective barrier coatings. They can consist of; talc, calcium carbonate, clay, ...