Jack Dflipped into OilDeath by pollution: Delhi's fight for clean airverified_publisherCNN - Charles RileySee the Delhi pollution 'you can taste' The night before the biggest exam of his life, Sarthak Jain couldn't breathe. His limbs were listless, his breathing labored. Jain's parents, both trained doctors, recognized the signs of a severe asthma attack. They put the 18-year-old in the family car and …