DALL·E - A detailed image of an open microwave oven with food splatters all over the interior. The food splatter is visibly unclean, with bits of food and sauce.

Dr. Don and Professor Ben talk about the risks of cooking foods in microwaves because of cross-contamination from the cavity.

Dr. Don - not risky 👍🏼
Professor Ben - not risky 👍🏼

• Frontiers | The microwave bacteriome: biodiversity of domestic and laboratory microwave ovens
• Can you use the plastic cake covers you get at the store and use them as microwave covers? - Quora