Auburn firefighter Chris Washburn demonstrates his turnout gear for children and their parents during the annual open house at Central Station on Saturday. From left are Washburn, Hannah Smith, 6, of Auburn, Smith’s mother Tanya, Drew Smith, 3, Gage Ducharme, 4, of Auburn, Ducharme’s mother Beth, Grace Ducharme, 3, Allison Michaud and her 3-year-old son Stephen Simpson.