https://www.facebook.com/OurPlanetbyattn/
This great TED information video talks about what plants to put where in the home, for cleaner air:
Money Plant
Money Plant removes formaldehydes and other volatile chemicals.
Areca Palm
Areca Palm removes CO2 and converts it into oxygen
(NASA uses it for this purpose)
Mother In Laws Tongue
Mother In Laws Tongue – called a bedroom plant
it removes CO2 and converts it into oxygen at night
Reality is Dharma 