Nearly two-third part of earth cover by water and this water is not for drinking from this only one percent is only for human use and which is not of sufficient to fulfill the human needs as water is the base of life so to overcome this water shortage problems there are different techniques which are helpful for the treatment of water like Desalination. phytoremediation. reverse osmos... https://www.kaantaracing.com/product-category/food-servicewholesale-lots-industrialrestaurant-business-5/