https://pmc.ncbi.nlm.nih.gov/articles/PMC4258716/
House-plant placement for indoor air purification and health benefits on asthmatics - PMC
Some plants were placed in indoor locations frequented by asthmatics in order to evaluate the quality of indoor air and examine the health benefits to...
indoor air purification
https://www.puraire.sg/
PurAire Singapore: Bipolar Ionisers for Odour Removal, Mould Elimination & Indoor Air Purification...
odour removal