India, Aug. 26 -- In the narrow lanes of Bhagalpur, a man squats by a cart, packing zarda into his cheek with fingers stained red from years of use. He works 12 hours a day loading sacks. Zarda costs '5. It gets him through. Across India - in villages, tea stalls, factory gates, and construction sites - millions use smokeless tobacco not for pleasure, but to endure. Gutka, khaini, zarda: cheap, accessible, and deadly. These products contain some of the highest known levels of TSNAs (tobacco-specific nitrosamines), cancer-causing chemicals directly linked to India's overwhelming oral cancer burden. Yet somehow, they remain freely available. Meanwhile, products that could be cleaner, regulated, and less toxic are banned outright. Global tobac...