this is not about the dust, it is dust mite we are talking about

it is everywhere, no matter how clean the room is

as long there are linens, carpets.etc.

所有跟帖： 

• dust 没了，dust mites少很多。 -陌上花开缓缓行- ♀ (182 bytes) () 03/20/2014 postreply 11:49:46

• agreed, but this is not 根治方案 -hello2002- ♀ (269 bytes) () 03/20/2014 postreply 12:41:58

• 回复：agreed, but this is not 根治方案 -硅谷中医- ♂ (225 bytes) () 03/20/2014 postreply 14:09:39

• 回复: thanks! -hello2002- ♀ (40 bytes) () 03/20/2014 postreply 14:22:32