NASA’s clear air study discovered which plants are good at removing chemicals like benzene, formaldehyde, trichloroethylene, xylene, and ammonia, that have been associated with health problems such as headaches, dizziness, and eye irritation.
The study, led by Dr. B.C. Wolverton. concluded that The Florist’s Mum and Peace Lily are the best performing air-purifying plants. NASA has also suggested that we keep one plant per 100 square feet. Even though this research was completed 27 years ago, it’s widely regarded to be the definitive study in this fascinating field.
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