Chapter 16 They both wore old jeans, heavy boots, and thick flannel shirts. Even with temperatures in the mid-forties, they’d be plenty warm hiking up the mountain. Mark was waiting beside the truck with knee and elbow pads, a bright yellow helmet with a light on the front, clear plastic goggles, and a dark blue respirator. Instead of the full face device she’d feared, it was only big enough to fit over her nose and mouth. There were three round fan-like openings at the bottom, and he held it by two straps. “This one isn’t heavy duty enough for hours in an active mine,” he said. “But it should be fine for what we need. The full crew will have bigger gear with air tanks and all.” “I’d rather not have anything bigger than this,” Beth said. “I don’t think I could breathe in one of the whol