The diagram below shows how salt is produced from seawater. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

The given diagram illustrates the production of salt from seawater. It is evident that it is a mxied process involving both open steps and a loop. It requires overall 8 steps and the whole process can be diveded into 2 phases: preparation of concentrated salt from seawater, and extraction and packaging of the final product […]