Ключевые слова: apartment, background, bedroom, bucket, campus, care, clean, cleaning, cleanup, closeup, college, color, concrete, detergent, dirt, dirty, disinfect, domestic, dust, equipment, floor, house, household, housekeeping, hygiene, janitor, job, man, mop, mopping, nobody, object, outdoor, pressure, room, sanitary, service, sidewalk, student, supplies, tidiness, university, wash, washing, water, wet, wipe, worker,