Articles in this section

• What is the rough standard for cleaning?
• What is the general replacement period for the filter?
• The Filter Replacement indicator does not turn off even after replacing the filter.
• The odor of the base unit is a little annoying.
• Can gas in cigarette smoke be eliminated?
• Can radioactive materials be removed?
• Can norovirus be removed?
• Can PM2.5 be removed?
• Can influenza virus be removed?
• Other than cigarette odor and smoke, can harmful substances in cigarettes also be removed?