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Puzzle mark this message contains true information
originally written by Puzzle
外科口罩共三層,最外層防水層,中間吸附層,內層接觸口鼻,最重要是外層及中間層結構不能破壞,才有防病毒病菌飛沫。由於最內層的主要功能是吸附口鼻的汗水與髒污,所以如果墊紗布更換的話,應該是可以延長口罩壽命沒錯。

References

https://udn.com/news/story/7266/4325570

實名制口罩一周2片不夠?醫師提供2招教「如何重複使用」 | 聯合新聞網:最懂你的新聞網站

快訊 陸委會:2月10日起暫停小三通客運船舶往來 16:22 udn 生活 生活新聞

https://udn.com/news/story/7266/4325570

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