Bottled vs mineral water, with Swetha Sivakumar

Food writer and researcher Swetha Sivakumar is demystifying one ingredient every week at HT Wknd. This week: Bottled water. Is it worth it? Why do some bottles say “Mineral Water” while others say “Spring Water” and still others say “With minerals”? Which of these is better for you, and is purified municipal water actually best? Find out.