We all know that lubricity and the ability not to break down under high temperatures are keys to good motor oil and provide a longer life for the engine, but there is confusion by all of the competing claims of companies hawking their products. What is the difference between synthetic oil and regular oil? How do you tell the difference between super oil and snake oil? To cut through the hype and promotional flak, BoatTest.com searched out a marine professional who knew something about the subject. It found Pat Studdert, a 30-year veteran and president of Buffalo Marine Services. Read this article to read what he had to say.