A video of Delhi University's Laxmibai College Principal, Pratyush Vatsala, applying cow dung on classroom walls has gone viral. The principal claims it's part of an ongoing research project titled “Study of Heat Stress Control by Using Traditional Indian Knowledge.” While the act is being defended as a sustainable experiment, social media is abuzz with criticism and questions. Watch the full video to know what exactly happened, the research behind it, and how people are reacting online.
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