This fully assembled Intermountain cylindrical hopper is a generic car representing an entire group of different cars used for purposes from grain transport to potash transport. The round hatch version of this car is generally used in Potash service, while the trough hatch version is generally used in grain service. These types of cars are widely used by Canadian roads and are seen in many parts of the United States as well. With this generic design, Intermountain makes a car that can be painted in a variety of roads.

Special Rainbow Scheme Car - "The chemical formulation OCN(CH2)6NCO is Hexamethylene Diisocyanate. The product is used to produce a polymer when combined with Butanediol which is a crystal. The product is used in the production of plastics. Hexamethylene Diisocyanate is also used in the production of enamel paints and gives it that hard shiny surface for a more durable finish and is used in automotive and aircraft paint."