Pure,clean and safe drinking water isn’t available easily these days.A lot of minerals are found naturally in water and are important for the human body but consuming an excess amount ,it can cause many disease .A good water purifier removes the excess salts, suspended particles and microbes and retains its essential vitamins and minerals,Both water purifiers and water filters work on  the same mechanical principle.Some purifiers use chemicals and others use an electro-static charge to kill or capture viruses.