<span style="color: #222222;">Environment Minister Dr Harsh Vardhan on Tuesday inaugurated air pollution control device Wind Augmentation Purifying Unit, WAYU, at ITO in New Delhi. </span><br />'' <br />'' <span style="color: #222222;">The device WAYU is developed by Council of Science and Industrial Research to mitigate air pollution at traffic junctions.</span><br />'' <br />'' <span style="color: #222222;">Along with particulate matter, the device will remove poisonous gases such as volatile organic compounds and carbon monoxide. </span><br />'' <br />'' <span style="color: #222222;">This device works on two principles mainly wind generation for dilution of air pollutants and active pollutants removal. </span><br />