Answer:
Constructive margins occur when two plates with the same density (continental or oceanic) move away from each other, which causes magma from the mantle to rise to the surface. ... Destructive margins occur when one plate is denser than another and move towards each other.
The process is called desalination, and it is being used more and more around the world to provide people with needed freshwater. ... In some areas, salt water (from the ocean, for instance) is being turned into freshwater for drinking.
There is no picture but my the description you gave i think it would be fine as long its not loose