Pet poisoning is serious and almost entirely preventable. With diligence, pet owners can keep their companion animals safe.Various household substances and foods found in a typical house can be poisonous to pets, and such items include:•chocolate•grapes/raisins•xylitol (ar tificial sweetener)•alcoholic beverages•rodenticide•acetaminophen/ibuprofen • antifreeze• macadamia nuts•onions•houseplants•mushrooms•aloe•cleaning products•avocado•flower bouquets•veterinar y medicines (when eaten ...