If your dog has ingested oil, do not induce vomiting. Wrap your dog in a towel and take him to the vet. The situation is urgent but not critical. If your dog is merely covered in oil, wash him well with lukewarm water and mild soap, then wrap him in a towel. Watch the animal for symptoms of ingestion, and if he exhibits symptoms, take him to the vet.
peroxide down his mouth, it will make him throw up