Ben laughed a little as they knocked on the door. The door swung open, and an ancient dwarf squinted up at him. He had soot across his nose and he was glowering at them. "Who are ye? What'ye want?"
“We’re looking for experts,” Ben said easily. “Someone who knows machinery better than anyone else.” The dwarf mumbled a little. “Well, yew’ve come to the right place,” he replied.