
Delhi Teen Turns Ordinary Classroom Fans Into Air Purifiers, Wins Prestigious Diana Award
What Happened?
A Delhi teenager, Krish Aggarwal, has won the 2026 Diana Award for creating low-cost air filters that convert classroom fans into air purifiers, benefiting over 10,000 students.
Key points
- Krish Aggarwal co-founded Project Vayu to tackle indoor air pollution in schools.
- The project has distributed air filters to underprivileged schools in Delhi.
- Each filter costs approximately Rs 140 to manufacture and is provided free to schools.
- Tests showed a reduction of over 90% in PM2.5 concentrations within an hour.
- Project Vayu has expanded to cover 295 classrooms and reached over 10,000 students.
Key insights
- The project highlights the potential of low-cost innovations in addressing environmental issues.
- Aggarwal's work may inspire other youth to engage in similar environmental initiatives.
- The success of Project Vayu could lead to broader adoption of affordable air purification solutions in schools.
Why it matters
This initiative could significantly improve air quality for students in Delhi's underprivileged schools.
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Source
Times Now

