Generally, what is the Material of Construction of the casing of the pumps which are used in a desalination plant?

The most expensive part is the energy supply for pumps.

The road way to the pumping station must be a ___

To reduce the expenses, the pumps must have a high degree of ____

Which is the part of the pump which prevents the flow of water from the volume to enter back to the impeller?

Which type of pump is used while handling the sludge disposal system?

What are the pumps with one or more impellers called?

Which type of impeller is usually preferred when handling liquids with solids?