The presence of fluorides in drinking water helps in

Related MCQs

• The presence of fluorides in drinking water helps in
• Small concentrations of fluorides in water
• The maximum concentration of lead in drinking water should not exceed.
• Out of the following metals the least permissible percentage in drinking water is
• On board ships, the source of drinking water may be
• The flouride content in the drinking water should not exceed
• The maximum permissible turbidity for drinking water
• The maximum permissible level or pesticides, in general, in drinking water is nearly
• Disinfection of drinking water means removal of
• The permissible level of HCN in drinking water is