Ключевые слова: analysis, background, biotechnology, black, business, car, chemical, chemistry, closeup, crude, diesel, different, discovery, energy, engine, environment, flasks, fluid, fossil, fuel, gas, gasoline, glass, glassware, industrial, industry, lab, laboratory, liquid, material, object, oil, organic, petrol, petroleum, pollution, power, rack, research, science, table, technology, test, toxic, tubes, types, waste, white, yellow,