Question

What is the purpose of adding bleaching powder to water supplied to the town?

Answer 1

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Bleaching Powder is a chemical compound with the formula $Ca(OCl{)}_2$ (Calcium hypochlorite). It is widely used for water treatment. It is used for the disinfection of water in the treatment process. The chlorine released by the bleaching powder kills pathogens. The residual effect of this chlorine protects water from getting infected with pathogens.