Question: what are the best oxygen producing plants?
Answer: Areca Palm. As with all plants, the Areca Palm is biologically engineered to take in carbon dioxide and release oxygen. ... 
Snake Plant a.k.a. Mother-In-Law's Tongue. ... 
Money Plant. ... 
Gerbera Daisy (Gerbera Jamesonii) ... 
Chinese Evergreens. ... 
4 Fun Fall Activities COPD Patients Can Enjoy.