Ключевые слова: 911, adult, axe, chainsaw, dangerous, department, emergency, equipment, exercise, extinguisher, female, fire, firefighter, firefighters, fireman, firemen, garage, gas, gas mask, group, hammer, helmet, hero, holding, lumberjack, male, man, mask, middle, occupation, oxygen, practice, profession, protection, rescue, safety, saw, sledge, smoke, smoky, spray, standing, strong, suit, team, tools, uniform, white, work, yellow,