A laboratory analyst shows a sample of milk powder inside a food lab in New Delhi February 10, 2012. After two decades of rapid economic growth and rising living standards, millions of Indians have a richer and more varied diet than ever before. But safety standards have struggled to keep pace in a country that still has more poor than anywhere else in the world and where modern supermarkets remain relatively rare. Picture taken February 10, 2012. To match Insight INDIA-FOODSAFETY/ REUTERS/Parivartan Sharma (INDIA - Tags: HEALTH BUSINESS FOOD)