Bio chars water filter in CENS school , Sri Lnaka
Bio chars water filter was established in the CENS school by CENS . we used traditional knowledge of water management in Sri Lanka to build this filter . people used bio chars to clean their well water times ago . it is traditional knowledge comes from generation to generation. We established a filter with bio chars of Terminalia arjuna tree. Terminalia arjuna is a tree of the genus Terminalia. It is commonly known as arjuna or arjun tree in English, thella maddi in Telugu, kumbuk in Sinhala, marudha maram in Tamil and neer maruthu in Malayalam. bio chars of this tree has ability to purified water and filter even heavy metals in the water .This filtet will be a one of solution to avoid CKDU problem in Sri Lanka ..