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For example, one study that looked at the efficacy of portable air purifiers in controlling wildfire-generated fine particulate matter (PM2.5) concentrations found a 73 to 92 percent reduction in indoor PM2.5 levels within eight hours. These are some factors to remember to ensure your air purifier works to remove smoke effectively and efficiently

Dissemination of wear particles to the liver, spleen, and abdominal lymph nodes of patients with hip or knee replacement

Hendricks 2015, pp

The NASA Clean Air Study found that indoor air quality is improved by certain houseplants, such as florists chrysanthemum, peace lily and aloe vera

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