我家 - Surgical Face Masks

日常事务 - 每次更换尿布或在需要的时候使用一片面罩。

如果2个看护人员都在照顾同一个人间，面罩数量使用加倍。 

Normal Routine - Uses one piece when needed. It is not unusual for dealing with heavy soils that the care-giver uses 2 x face masks. If the care-giver requires to use x 2, usage is doubled.