With This Low-Cost Arsenic Water Filter, an IIT Kharagpur Professor Wants to Helps Lakhs of IndiansScienceBy Aishhwariya Subramanian16 Mar 2017 10:27 ISTThis filter stands to help a total of 22 lakh people across India at risk of being affected by arsenic-contaminated water. Read More
/english-betterindia/media/post_attachments/uploads/2017/03/Untitled-design-30.jpg)