To understand this article (swiped from Wikipedia): TEU: Twenty Foot Equivalent Unit is the unit of the capacity of a container ship, a container terminal and

To understand this article (swiped from Wikipedia): TEU: Twenty Foot Equivalent Unit is the unit of the capacity of a container ship, a container terminal and the statistics of the container transit in a port. The two most common international standardised containers are those of twenty and forty foot. LDT: Light displacement ton, the weight of a ship without anything on board, used to determine the value of a ship which is to be scrapped