In the new movie, "Mechanic: Resurrection" with Jason Statham, the end of the movie involves a concept of a "self-contained anchor ....?
In the new movie, "Mechanic: Resurrection" with Jason Statham, the end of the movie involves a concept of a "self-contained anchor compartment" on a ship. I'd be willing to bet that they do have such anchor compartments on a ship. Why are they necessary?