★@ItouKino 飛行機での感染リスク。 ずっとマスクを着け続けるのはちょっと無理なんじゃないかな? 自分の近くに座る人は選べないし。 @DrEricDing 飛行機AIRPLANE TRANSMISSION: a first-ever documented likely case of transmission aboard airplane. A 44-year-old man was chatting w/ wife & son on flight when he let guard down, allowing his face mask to slip below his nose—the lapse led to #COVID19 infection https://bloom.bg/2P4E8DB https://twitter.com/DrEricDing/status/1288115219823091715 (我が家は、食事以外はみんな前からマスクしてまふ。乾燥防止にもなりまふ)