How to Prevent Garbage Disposal Clogs You can prevent garbage disposal clogs by watching the quantity the substance of the things that go down your drain. The term “garbage disposal” is misleading because it is most certainly not meant for garbage to be put down it. While some manufacturers make claims to the contrary, garbage disposals are vulnerable to many objects. Be careful what goes down your garbage disposal during the holidays. Do NOT Put These Items Down the Garbage Disposal Glass, metal, plastic, and paper Grease, oils, fats, and cheeses String vegetables (celery, cor...