In the vegetable garden, rhubarb leaves, potato leaves, stems and sprouts, and tomato foliage are poisonous to animals. Chewing on some plants may result in severe irritation to the mouth and throat. Others, while not quite so deadly, may cause a severe intestinal upset. Know the names of all the plants in your home and landscape, and keep any potentially toxic plants out of areas accessible to your animal companions. Most cleaning materials can cause stomach upset and vomiting if a pet eats them.
Dishwasher detergent can produce burns in the mouth.
When using household chemicals, take special care to make sure your pets can't get into them. This may mean keeping your pet out of the room where you are using such materials. Common household items that can be lethal to an animal are mothballs, potpourri oils, coffee grounds, homemade play dough, fabric softener sheets, dishwashing detergent, batteries, cigarettes, and alcoholic beverages. Automobile Care Supplies Like indoor cleaners, car-cleaning compounds can cause stomach upset and vomiting. Some car-cleaning agents are stronger than those used indoors.