Magic Plants

"the living room plant"
Areca Palm
(chrysalidocarpus lutescens)

"the bedroom plant"
Mother-in-law's Tongue
(Sansevieria trifasciata)

"the specialist plant"
Money Plant
(epipremnum aureum)

If you have just a few of these three plants in your room you will never get sick,
and you could seal up your room completely air tight and still survive they produce so much oxygen.