Ключевые слова: agent, alkaline, background, blue, calcification, chemical, chemistry, chloride, clean, cleaner, cleaning, cleanser, cleanup, collection, color, deironing, detergent, different, dishwasher, hygiene, isolated, launder, laundry, many, mineral, nobody, object, osmosis, product, purification, purify, rectangular, salt, shape, soften, softener, softening, tab, tablet, tablets, top, view, wash, washing, water, white,