LUCKNOW, Nov. 13 -- Scientists at CSIR-IITR in Lucknow have developed a machine that can clean polluted air, promising a cleaner breath for cities battling smog. The device, named MultiPLE-ATMOS, was unveiled on Wednesday during the four-day conference "Emerging Approaches in Risk Analysis and Translational Aspects of Health and Environment (EARTH)" hosted by the Indian Institute of Toxicology Research (IITR).

According to IITR director Bhaskar Narayan, the device aims to reduce all key ambient air pollutants defined under the National Ambient Air Quality Standards (Central Pollution Control Board, 2009). These include PM2.5, PM10, sulphur monoxide, nitrogen dioxide, carbon monoxide, nitrogen trihydride, and toxic metals such as lead, ar...