Indoor plants can protect your health by purifying the air in your office and home (see article Plants Are Essential To Human Life in this Newsletter).

The NASA study indicates that for every 100 square feet of living space a healthy leafy pot plant, with the top of the soil uncovered, will do its job of filtering the toxic chemicals in the room. It could be that with several people working in the same room all day you may need more plants. Philodendron, spider plant and golden pothos were named as most effective in removing formaldehyde molecules.