Burning plastic as fuel for cooking and heating releases toxic chemicals into the air and contaminates food. Yet this is common in many parts of the world.

The tour first took them into a couple of cramped and sweltering soy bean cake and tofu factories --- both staples in the Indonesian diet. Watch Arwa Damon tour through the slum » The group ...

Poor people in vast city slums across the Global ... is likely to also contaminate food. For example, eggs from farms near plastic waste incinerators in Indonesia contained hazardous chemicals ...