Bel-Air Filtration System Uses Plants to Purify Our Environs

With more than a nod to NASA and James Dyson, French designer Mathieu Lehanneur's Bel-Air purifying system uses plants to keep the atmosphere inside your house clean from nasty pollutants. The pint-sized air-filtration system acts as a miniature greenhouse, stripping the benzene, formaldehyde and trichloroethyleneā€¦ » 11/30/07 5:43am 11/30/07 5:43am