Bleaching powder is often used as an agent for bleaching dirty clothes. This product is often used in the linen and cotton cloths of the textile industry. Bleaching powder proves to be a very strong agent for oxidizing and hence can be used as such. Here are some other uses of bleaching powder:It is widely used to disinfect water and make it safe for drinking.Paper manufacturers use bleaching powder to bleach the wood pulp. Bleaching powder can make wool unshrinkable.