Ключевые слова: air, background, ban, black, clean, cleaning, colorful, contamination, crushed, dangerous, disposable, drink, due, earth, eat, ecology, end, environment, environmental, european, expensive, fork, front, further, glass, isolated, items, nature, one, only, particles, pay, pieces, planet, plastic, processing, production, protection, recycle, recycled, recycling, repurchase, sorting, test, tube, union, use, wants, waste,