학교 마스크, 에어컨 최소 2번 환기, 마스크 야외운동장 외 상시 착용<br /><br /> As students return to classrooms, schools are allowed to use air conditioning but must open windows twice each hour to ventilate rooms.<br />Students must also wear face masks when indoors.<br /> The Central Disaster and Safety Countermeasure Headquarters laid out these guidelines on Wednesday, the first day of the second phase of school reopening.<br />Health authorities also said schools should keep air conditioning at a low intensity to minimize direct contact with students.<br /> Students must wear face masks and can only remove them when outside or when doing small group activities where they can keep a two meter distance.<br />They can also take off their masks if they have a headache or difficulty breathing. <br />Students are advised to carry extra masks so they have a spare in case of contamination. <br />
