What started as concern over India's growing water quality crisis has turned into an award-winning innovation by twin sisters from Delhi-NCR. Naina and Nayantara Singh, Class XII students at Step by Step School in Noida, have developed a low-cost water filtration system designed to remove microplastics and PFAS, harmful substances often known as "forever chemicals" because they can remain in the environment and human body for years.
Read more: Anand Mahindra fascinated by this Indian city where people can drink water straight from tap
