grind citrus fruit (lemon, lime, orange, grapefruit) rinds
grind ice cubes made from 1 part water 1 part vinegar
pour 1/4 cup baking soda and 1/2 cup vinegar into disposal, let sit for about 5 minutes, flush with warm water
Things to never put down a disposal ~
fibrous material, such as corn husks, onion peels, artichokes, or celery stalks
Hot water on a regular basis should be avoided. Run cold water before, during, and after the disposal's operation.