Ключевые слова: accidents and disasters, ambulance, biochemistry, biohazard, biohazardous, biological hazard, biology, biotechnology, breathing device, car, chemical, chemistry, contamination, danger, decontamination, disease, ebola, emergency, emergency medical service, environment, epidemic, fire brigade, gas mask, healthcare and medicine, hero, infection, infectious disease, mask, misfortune, occupation, people, person, poisonous, pollution, practice drill, professional, protection, protective suit, protective workwear, rear view, rescue, risk, safety, team, toxic, training, virus, working, yellow,