I put a wet cloth over my nose, but not for long

I put a wet cloth over my nose, but not for long

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送交者: cornbug 于 2012-04-16, 00:36:53:

回答: would a mask like N95 help? 由 pgss 于 2012-04-16, 00:19:16:

u need to block particles? not gas? (无内容) - pgss (0 bytes) 2012-04-16, 01:09:30 (659445)
- yes, particles, pollen. it comes this morning again. (无内容) - cornbug (0 bytes) 2012-04-16, 07:29:56 (659464)