This short video explains Reverse Osmosis, how it works, and some common questions people have about the process. * Reverse osmosis is a process of purification used to remove water contaminants. *In reverse osmosis, water is forced through a semi-permeable membrane. *The size of the molecules a membrane can block varies depending on the membrane's porosity or the amount of open space through which the water must pass. *It reduces Contaminants such as Aluminium, Arsenic, Bacteria, Barium, Barium