Tip - How to Keep a House Smelling Fresh When You Have Indoor Cats | eHow

Sometimes, when you have indoor cats, it can get a bit smelly. In many cases, the culprit is the litter box. Constant upkeep of the litter box is needed in order to solve that problem. Other causes may play a role in the bad smells that are plaguing your home. For example, male cats marking their territory leave a very musty, unpleasant smell....