@pv_mk @yaneerbaryam Distances matter due to dilution, as long as there isn't accumulation over a period of time with no ventilation.
@pv_mk@yaneerbaryam距离因稀释而重要，只要在没有通风的情况下一段时间内没有累积。
@pv_mk @yaneerbaryam Distances matter due to dilution, as long as there isn't accumulation over a period of time with no ventilation.
@pv_mk@yaneerbaryam距离因稀释而重要，只要在没有通风的情况下一段时间内没有累积。