NDTV·Tech

Delhi Teens Turn Classroom Fans Into Rs 140 Purifiers

Summarised by Spiced Kopi · 12 November 2026, 01:41 UTC ·10 sec listen

Delhi teenagers Krish Aggarwal and Samarth Meattle founded Project Vayu, which turns classroom fans into air purifiers costing 140 rupees. Their project offers a low-cost approach to improving air in classrooms, using equipment already found there.

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