A dull or slow garbage disposal can be easily sharpened by running ice cubes through it.
By mom-from-missouri from NW MO
Cleaning a Garbage Disposal
Citrus Peels for Garbage Disposal Odors
Uses for Expired Baking Powder?
Keeping Garbage Disposal Smelling Fresh
Repairing a Garbage Disposal (Disposer)
Locating an Ex-husband
Troubleshooting Your Garbage Disposal