Bleaching powder is used to treat water by acting as a disinfectant, releasing chlorine when mixed with water,

 Bleaching powder is used to treat water by acting as a disinfectant, releasing chlorine when mixed with water, which kills bacteria and other harmful microorganisms, effectively purifying the water for consumption; it is also known as calcium hypochlorite and is commonly used for water sanitation on both small and large scales. 

Key points about using bleaching powder for water treatment:

Active ingredient:

When mixed with water, bleaching powder releases chlorine gas, which is the primary disinfectant agent. 

Disinfection process:

The chlorine released by bleaching powder reacts with water, killing bacteria and other pathogens. 

Important consideration:

Precise dosage is crucial as too much bleaching powder can be harmful to health. 

Application:

Bleaching powder can be used for disinfecting drinking water, swimming pools, and other water sources.