항상 마스크를 써야 하는 의료종사자, 자영업자, 서비스 직군은 아침저녁으로 꼼꼼하게 세안해 유분을 최대한 제거하는 것이 좋다.
Medical workers, self-employed workers, and service workers who always have to wear masks should wash their face thoroughly in the morning and night to remove oil as much as possible.