Mystery of exploding toilet at south Austin dental office

AUSTIN (KXAN) — Maggie Kieffer works at the front desk at Circle C Dental in south Austin. On Tuesday morning, the 31 year old headed to work to open the office as she usually does, but when she arrived, Kieffer immediately recognized that something was off. “There was this acidic, putrid smoke throughout the entire place – it burned to breathe. It was pretty scary,” Kieffer admitted.She and her colleagues determined that the smoke was coming from the staff bathroom