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We wear different clothing with different size and different frequency of use them
especially about underwear’s that more in contact our skin. Therefore it’s more in conditions that dirty very soon after the day ends.
All of us for cleaning only underwear use washing machine whereas we can use another model of washing machine that the decrease of waste water and chemical liquid and powder that cause to a polluted environment.
Iran university science&technology
Tehran, Iran
aliakbar babaei,
Iran university science&technology