She Invented Revy Environmental Wastewater Solutions In A Hospital Bed, Inspiring Story Of Dr. Vanita Prasad
https://mad4india.com/mad-for-society/wastewater-treatment/
Water is necessary for our survival and day-to-day activities. In India, every household uses more than 250 liters of water daily. A large amount of water gets wasted every day. Treatment of wastewater is a problem