Sharma, M. K.; Singh, Rajesh; Rao, Y. R. S.; Tyagi, J. V.; Jain, Sharad K.
(National Institute of Hydrology, 2019)
Water is important for hydration and ,
consequently, for life. It is also essential in food
preparation and cooking, sanitation and hygiene and
for different uses. The safe drinking water must be
free from all hazardous ...