Iron Towel Rack Couch Had Burn Marks After Roomie Ironed A Shirt With A Towel As Cover. Is It Possible It Came From The Iron?

Couch had burn marks after roomie ironed a shirt with a towel as cover. Is it possible it came from the iron? - iron towel rack

A roommate letter ironed a shirt and burnt the letters. She says she used a towel between the shirt and the couch where she was ironing. One or two days later, a large yellow / orange burn is visible. The sofa is filled with polyethylene foam. Is it possible to include the brand of iron, though not burned in the towel and shirt? She vehemently denies it is required for burning on the basis of logic, his "was not only a burn mark after it pressed.