500원짜리 '비말차단용 마스크' 나온다…5일부터 온라인 판매<br /><br />Masks as thin as surgical dental masks that block spread of droplets will be sold online starting Friday.<br />According to industry sources, South Korean mask producer Welkeeps will start selling them through its online shop at about 40 U.S. cents a mask.<br />Ahead of the hot summer season, the Ministry of Food and Drug Safety approved those thin masks with high air permeability on Monday.<br />The company said it plans to produce 200-thousand masks a day and will decide whether to expand production based on demand.<br />
