https://www.newscientist.com/article/mg25834350-100-how-indoor-air-pollution-affects-your-health-and-what-to-do-about-it/ 

Indoor air quality can be as bad as a city street at rush hour. There are more pollutants in buildings than in outdoor air. The pollutants we encounter in our homes, workplaces and schools are probably a major cause of illness and death.

室內放置空氣淨化植物：1 黃椰子(高度及肩) 2 虎尾蘭(即使有晚上亦會吸收二氧化碳放出氧氣，適合臥室，高度及腰) 3 黃金葛(水根栽培亦可)，在大樓中待10小時的人們，4成血氧量提昇，半數眼睛不適減輕，頭痛、肺功能障礙降低1-3成。常擦拭葉背(氣孔較多)。土壤要高溫清毒過、不裸露，以減少菌類生長

病態大樓症候群：眼睛癢、頭暈、流鼻水…

空氣清淨機、出外運動注意空氣

淨化空氣又好養的9大類室內植物