Ключевые слова: accident, alert, area, background, bail, board, building, careful, clean, danger, dangerous, fall, floor, ground, hazard, icon, indoors, information, injury, interior, lobby, maintenance, message, mopped, mopping, notice, pattern, plastic, precaution, prevent, prevention, risk, road, safety, security, sign, signal, signboard, signpost, slip, slippery, slope, street, symbol, urban, walk, wall, warning, way, wet, wet floor, wet floor icon, wet floor sign, yellow,