at Time.com, Jennifer Calfas wrote:The USGS responded to one twitter user who asked, “Is it safe to roast marshmallows over volcanic vents? Assuming you had a long enough stick, that is? Or would the resulting marshmallows be poisonous?”
“Erm,” the USGS replied. “We’re going to have to say no, that’s not safe. (Please don’t try!)”