[header] How to protect dogs and cats from household dangers [title] Keep certain leftovers away from cats and dogs. [step] In general, you should store leftovers in your fridge or otherwise out of reach from pets. While table food in general is not good for pets, certain leftovers should be treated with more precaution than others. 
[substeps] Foods like onions, coffee grounds, onion powder, tomato, potato, rhubarb, macadamia nuts, and anything with mold should be kept away from pets. If you throw out bones after a meal, do so only in a secure garbage can.