Ключевые слова: accident, brigade, business, caucasian, charlady, charwoman, cleaner, cleaning, cleaning crew, cleaning lady, cleaning squad, cloth, commercial, corridor, crew, danger, dangerous, floor, group, job, mopping, people, personnel, service, sign, slippery, squad, staff, team, teamwork, trolley, uniform, warning, warning sign, wet, wiping, woman, women, work, working,