Smog-Busting Paint Soaks Up Noxious Gases

A paint that soaks up some of the most noxious gases from vehicle exhausts will goes on sale in Europe in March. Its makers hope it will give architects and town planners a new weapon in the fight against pollution. Called Ecopaint, the substance is designed to reduce levels of the nitrogen oxides, collectively known as the NOx gases, which cause respiratory problems and trigger smog production