India, Feb. 19 -- They are a staple of modern food delivery - lightweight, stackable and stamped with labels that often claim to be "food grade". But how safe are the ubiquitous black plastic containers that almost every restaurant uses? While many people reuse them at home without a second thought, health experts have long cautioned against heating food in plastic, especially when it comes into contact with hot, oily or acidic dishes. So how reliable are those food-safe markings at the bottom of the box?

Dr Nandita Iyer, a medical doctor with a fellowship in applied nutrition and over 18 years of experience in nutrition, medical advertising and writing, and the author of The Great Indian Thali, is shedding light on the potential health ...