바이러스를 찔러 죽이는 마스크를 개발한 알버타 연구진 A salt-coated mask that kills viruses? Alberta researchers working on it 한글번역 : https://www.kosen21.org/info/globalNews/globalNewsDetail.do?articleSeq=NEWS_000000000000132 기사원문 : https://www.ctvnews.ca/health/a-salt-coated-mask-that-kills-viruses-alberta-researchers-working-on-it-1.4798138?fbclid=IwAR0niTRBNpKVu2zZsWeajpESOxLW8hoYkvxwPt7Ice_RZW6u9wlLI1xQYXM