Oil stains are really hard to remove from the upholstery of furniture, especially, old oil stains. This will surprise many of you, but the fact is furniture upholstery is susceptible to oil. Even without spilling oil on the furniture, it can get dirty and stubborn oil stains because it can rub it off from our body and hair. Also, if you or any of the members eat greasy food while sitting on the couch or other upholstered furniture, it is more likely to get oil stains. The good news is you can ea...