A powder containing calcium hypochlorite, used chiefly to remove colour from materials.
- An ophthalmic surgeon, Mohan Rajan, explains that bleaching powder is nothing but alkali, and it penetrates the external layers of the eyeball and results in the total opacity of the cornea.
- In India alone it has already distributed 6,000 water storage tanks, 32 million tonnes of bleaching powder and three million chlorine tablets.
- The filtered water is then treated with bleaching powder to get rid of bacterial impurities.
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