Oil storage containers come in various types, sizes, and materials. Some common types include drums, intermediate bulk containers (IBCs), tanks, and barrels. Drums are typically made of steel or plastic and can hold up to 55 gallons of oil. IBCs are larger containers that can hold up to 275 gallons and are often made of plastic or metal. Tanks are the largest oil storage containers and can hold thousands of gallons of oil. Barrels are small containers that can hold up to 42 gallons of oil and are typically made of wood or metal.