NASA have compiled this list of beneficial houseplants to grow indoors, which help purify the air.
DIY hepa air filter by Jeffrey E. Terrell, University of Michigan Health System's Sinus Center,
NASA, Clean Air Study, air filtering houseplants that improve air quality
These 12 Air Filtering Plants Are Great For Homes With Cats As Pets! They aren't lethal if ingested and are also scientifically proven to clean your air!
houseplants, NASA, Clean Air Study, air filtering houseplants- which filter common toxins!
10 Best Houseplants To Improve Indoor Air Quality - Infographic
Healthy Home / Top 10 air filtering plants
I found a short list of plants that were good at filtering indoor air, were resilient and were considered non-toxic for children, and these are the house plants we currently have .
In this study NASA determined which plants best remove unhealthy chemicals from the air.