Keeping energy from going up in smoke.
D003246:Conservation of Energy Resources / Q000191:economics*; D003247:Conservation of Natural Resources / Q000191:economics*; D006361:Heating / Q000191:economics; D006745:Hospital Bed Capacity, 300 to 499; D008284:Maintenance and Engineering, Hospital / Q000191:economics*; D012037:Refuse Disposal / Q000295:instrumentation*; D014922:Wisconsin