Ключевые слова: care, chain, climate, company, control, danger, emergency, experiment, factory, fighter, fighting, fire, flames, gas, global, heat, high, hot, hydrant, knob, lab, maintenance, nozzle, off, pipe, pipeline, plant, plumbing, pressure, prevent, prevention, pump, red, safety, system, test, thirst, tube, union, valve, warming, watch, watchful, water, work,