What if the white towel should be yellow?

- Sep 30, 2018-

First, you can use the alkali surface method, is to boil the alkali surface a few minutes later, the water is not hot can rub towel, this will make the yellow towel soft and can also become white. There is also the method of soap exposure, is to wash the white clothes with soapy water or laundry detergent, rinse clean, and then re-play soap again. Soap exposure method is sealed in plastic bags, and how to prevent white clothes yellow in "as little as possible in the sun exposure" different, one is direct exposure, one is sealed exposure.