Purple Waffle

As you know, plants are good for your home and office because they absorb carbon dioxide and release oxygen. A new University of Georgia study shows that they actually do more than previously thought. Plants can filter out harmful, indoor volatile organic compounds (VOCs). Emitted by paints, cleaners and air fresheners, these pollutants may cause headaches, respiratory problems and even cancer.

The best picks : English ivy, purple waffle, purple heart varieties, which were shown to remove the VOCs.