Also remember even N95 respirator can only filter 95% of particles LARGER THAN 300 nm. Not sure how big 2019-Corona-virus is, but SARS coronavirus is 100-130 nm (nano-meter). Wearing face mask cannot completely block virus. Plus, air can still get into your nose around the gaps of face mask.
这个病刚出来时我看有个专家说在家隔离的注意事项,说有多套房的尽量去别的房独居隔离。我被他逗笑了,他以为国内人还真的很多是有多套房啊。
医院的airborne感染病房都是负压房间,N95口罩,而且要做fitting,确保一点不漏。家里不可能做到这些,又一直在一起,防不住的。
所以在家不是没有隔离条件,是没有医护条件