Some kinds are, check on the box, it should say if it's biodegradable or not there.
I have a cat and the best way to rid your place of the odor is one use baking soda in the liter box and or you can use the tidy cat liter and then you would not have to worry about using an air freshener, the tidy cat liter does it for you.
A liter is a metric measure of volume, usually liquid. One liter equals about about one US quart or 33.8 fluid ounces.
get a litter tray
6 months old
The amount of dry cat food a ten-liter container can hold depends on the density of the cat food. On average, dry cat food weighs around 0.3 to 0.4 grams per cubic centimeter. Therefore, a ten-liter container, which is equivalent to 10,000 cubic centimeters, can hold approximately 3 to 4 kilograms of dry cat food.
Safflower seed cat litter is a natural and biodegradable option that is lightweight, dust-free, and has excellent odor control. It is also gentle on your cat's paws and environmentally friendly.
biodegradable
There is a possibility your baby caught ringworm from your cat. Keep your baby away from your cat's liter box.
Abs is not biodegradable.
tissue is biodegradable
biodegradable
If it can be eaten then it is biodegradable. So a sausage is biodegradable.