Can i microwave aluminum foil?

The microwave oven is one of the great inventions of the 20th century -- you can find them in millions of homes and offices around the world. At one time or another, we've all been told not to use metal products, especially aluminum foil, when cooking­ with a microwave oven. read more

To prevent overcooking, these thin areas can be shielded with strips of aluminum foil. Wooden toothpicks may be used to hold the foil in place.” [Page 25] The next time you put a frozen mini pizza in the microwave, look closely at the top of the stand that the box turns into. read more

Yes you can under certain circumstances. As others have pointed out, aluminum foil reflects microwave energy rather than absorbing it. This can be very useful if the user wishes to shield some part of the food to prevent it from heating or overheating. read more