口罩

• Masks should fit snugly over the nose and mouth
  口罩必须紧密覆盖口和鼻。
• The mask should cover the nose , mouth and chin
  口罩应完全覆盖口鼻和下巴。
• Wearing a mask offers protection against sars
  佩戴口罩可预防严重急性呼吸系统综合症。
• When wearing a surgical mask , ensure that
  佩戴外科手术专用口罩，一般应注意以下事项：
• Masks should fit snugly over the nose and mouth
  口罩必须紧密覆盖口和鼻。
• Wear a face mask to reduce the chance of infection
  戴上口罩，避免传染；
• Wearing a mask offers protection against sars
  佩戴口罩可预防严重急性呼吸系统综合症。
• Wait for 3 hours or longer , and then wear the mask
  小时以上,需要时才将口罩取出使用。
• Do not talk in elevator , please put on respirator
  电梯内请勿交谈,请戴口罩
• Also recommend the carers to wear a mask
  照料病童的人士亦建议佩戴口罩。