The best way to reduce the possibility of incidental contaminants getting into foods while microwaving is to:

Question

Quizplus · Accepted Answer

Using glass or ceramic containers for heating food in the microwave is the best way to reduce the possibility of incidental contaminants getting into foods. Glass and ceramic are non-reactive and do not leach chemicals into food, unlike some plastic containers. Bleached white cardboard containers and plastic cups with recycle codes 3 or 7 are not recommended for microwave heating as they can release harmful chemicals into the food. Transferring leftover foods into margarine tubs can also be unsafe as these containers are not microwave-safe and can release toxic chemicals when heated.

The Best Way to Reduce the Possibility of Incidental Contaminants