Since the summer, the frequency of washing clothes is getting higher and higher, basically every day to change clothes, but many people for how many clothes should put how much detergent and do not have a concept, often are estimated to pour, which is easy to lead to two results: detergent put too much, the formation of residue, in the long run, children and people with sensitive skin will appear many allergic symptoms; If the detergent is put less, the clothes are not clean, which is also harmful to the skin health. In addition, office workers often choose to wash clothes at night because of their work, often can't sleep because of the vibration of the washing machine, and may affect the sleep of their neighbors, and frequent summer laundry often causes the trouble of drying clothes without clothes to wear... If you have these problems, it may be the pan in your washing machine.