Why Bother with Brackish Water Reverse Osmosis?

Many people think that bodies of water can only be classified as either ‘fresh’ or ‘salt’, with the former existing in limited quantities at any given time. True enough, it is often said that only 0.5 percent of the Earth’s freshwater supply is readily accessible, while the remaining 99.5 percent is either held in glaciers and icebergs or in bodies of saltwater deemed unfit for human consumption.