Why does ice not melt in microwave?

Chef's answer
As they rotate quickly back and forth, the water gets hot. With the ice, the water molecules are locked into position. Since they can't rotate back and forth, they do not convert the microwaves into heat. ... On the surface of the frozen food, some of the ice will begin to melt at room temperature..
Frequently asked Questions 🎓
Microwave do not explode. Sometimes, the heat generated in a object by microwaves causes the object or something sealed within it to heat and explode..
Cooking raw meat in the microwave is safe but the food must reach proper temperatures. Raw beef, pork, and lamb should reach 145 degrees Fahrenheit, ground meats should reach 160 F and all poultry should reach 165 F. ... If food is thawed in the microwave, it must be cooked immediately.
Overheated food or packaging is the main culprit According to Bob Schiffmann, a 50-year veteran of the microwave industry and president of the International Microwave Power Institute,1 microwave fires usually start for the same reason that oven or stovetop or grill fires do: "It's simply due to [the food] overheating.
One fire is too many, but the numbers suggest that microwaves are quite safe. Estimates can vary, but at least 90 percent of US households have a microwave. According to the National Fire Protection Association, microwaves cause 4 percent of cooking-related house fires per year (PDF) and 1 percent of associated deaths.
A few more cooking questions 📍