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by gabetax
2417 days ago
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Have you read that NASA study? It involves air being run through an activated carbon filter, and the plants using that carbon filter as its growing medium. From the paper: > This air filter design combines plants with an activated carbon filter as shown in Figure 1. The rationale for this design, which evolved from wastewater treatment studies, is based on moving large volumes of contaminated air through an activated carbon bed where smoke, organic chemicals, pathogenic microorganisms (if present), and possibly radon are absorbed by the carbon filter. Plant roots and their associated microorganisms then destroy the pathogenic viruses, bacteria, and the organic chemicals, eventually converting all of these air pollutants into new plant tissue. https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/199300... This isn't how most people setup their house plants. |
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