It’s important to keep indoor humidity at an optimum level (45 to 65 percent). Dry air in the winter is one the main causes of sinus infections and sore throats. You can use a mechanical humidifier to add moisture to the air, but these devices require constant cleaning to prevent the growth of microorganisms. An […]
The Boston Fern (Nephrolepis exaltata) — it’s the plant that’s the most efficient at removing formaldehyde (the most common indoor air pollutant). See our post on How To Grow Fresh Air for more information.