| 摘要 |
A filter for purifying air is provided to be harmless in human body, to have an excellent antibiosis and not to lower the antibiosis and to show the antibiosis continuously in a case that the filter for purifying air is washed by water for reuse. A filter for purifying air is manufactured by plating or evaporating one or more metals selected from silver, copper and zinc at a strainer of the filter for purifying air consisting of a plastic and gold(Au) or platinum(Pt) at an upper part of the filter for purifying air.
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