I'd in no way burnt nearly anything in microwave, but have now burned popcorn as well as smell is lousy. I will try out the suggestion over. Textured popcorn ceilings went out of fashion several years back, but a lot of more mature homes—and some new ones—still have them. Although http://whattodoafterremovingpopc93692.mybloglicious.com/12153503/a-simple-key-for-how-do-i-remove-popcorn-ceiling-that-has-been-painted-unveiled