Drinking unpolluted healthy water is essential for both children and adults. We should always drink water without impurities. If you say developed countries, you can drink tap water directly. The primary reason behind this is that it is filtered and cleaned before it reaches your home. But in tap water, chlorine and fluoride are present, which can create a very unpleasant smell and taste. That's what it means to install a water filter. Currently, there are severa.....