This 10y old TED talk [1] did trails and claimed you need three plants for clean indoor air: Areca palm, mother in law's tongue and money plant. === [1] 4min

This 10y old TED talk [1] did trails and claimed you need three plants for clean indoor air: Areca palm, mother in law's tongue and money plant. === [1] 4min https://www.ted.com/talks/kamal_meattle_on_how_to_grow_your_own_fresh_air/ https://www.ted.com/talks/kamal_meattle_on_how_to_grow_your_...