A Delhi teenager helped develop a low-cost filter that turns ordinary classroom fans into air purifiers; his Project Vayu has reached around 10,000 schoolchildren and earned him a 2026 Diana Award
Aggarwal co-founded Project Vayu to address indoor air pollution in schools where children may not have access to air-cleaning systems. A Delhi teenager has found a way to make classroom air filtration more affordable by turning an ordinary ceiling or table fan into an air purifier. His initiative, Project Vayu, has developed a low-cost filter…