Azra Nawar, Mariam Mahmood, Sarah Shahid Development Of A Water Disinfection Container Incorporating A Thermochromic Indicator Azra Nawar, Mariam Mahmood, Sarah Shahid - Islamabad IESE (SCEE) NUST 2012. - 41 p. HB. - UG Environmental Enginering . Thesis UG EE Subjects--Topical Terms: Environmental Engineering LC Class. No.: 628 NAW Dewey Class. No.: 628 NAW