It is a very large red and dark navy-blue boat that has two steam-powered turbines, generates 6500 horsepower, and is geared up to triple screws. The ship's name is painted on the stern and it carried exotic spices from faraway lands.
Role in episode
It is one of the ships viewed by Mrs. Puff's class.
The name Sandy Nub is painted on the ship's stern. Usually, a ship's name is painted on the bow.