Ключевые слова: agent, alkaline, background, blue, calcification, chemical, chemistry, chloride, clean, cleaner, cleaning, cleanser, cleanup, closeup, color, copy, deironing, detergent, dishwasher, grey, group, hygiene, launder, laundry, many, mineral, nobody, object, osmosis, product, purification, purify, rectangular, salt, soften, softener, softening, space, tab, table, tablet, tablets, text, wash, washing, water,