The Economic Times

World's largest air purifier: Inside China's 20-storey tower designed to clean 10 million cubic metres of air a day

A colossal air purification tower in China, standing over 100 meters tall, has shown promising results in tackling smog. Researchers reported a 15% reduction in harmful PM2.5 particles across a 10-square-kilometer area during 2018 tests. This solar-powered giant, the world's largest of its kind, offers hope for cleaner air in heavily polluted cities.