How can you apply green chemistry for the following: to avoid use of halogenated solvents in drycleaning and that of chlorine in bleaching.

How can you apply green chemistry for the following: to avoid use of

1.	How can you apply green chemistry for the following: to avoid use of halogenated solvents in drycleaning and that of chlorine in bleaching.
Answer» SOLUTION :Solvents used dryclean clothes are usually chlorinated compounds which are carcinogen. Suitable detergents which work in liquid `CO_2` have been DISCOVERED to replace the chlorinated compounds. For bleaching of clothes in laundry used. `H_2 O_2` and not `Cl_2`because it gives better results and is not harmful. EARLIER, `Cl_2`gas was used for bleaching paper. Chlorine is highly TOXIC in nature. It.s use has been REPLACED by `H_2 O_2`in presence of a suitable catalyst.