The Guardian of Purity: A Story of the RO Membrane In the bustling city of Aquaville, water was a luxury. The river that once flowed crystal clear had turned murky with pollution, leaving residents desperate for clean drinking water. That’s when Dr. Hydro, a brilliant scientist, introduced a revolutionary invention—the RO Membrane. The Problem Families in Aquaville suffered from ... https://pearlwater.in/membrane