Ключевые слова: barrier, basketball, bleachers, blue, cone, cylinder, dirty, domestic, education, equipment, exercising, field, floor, grunge, gym, gymnasium, gymnastics, hall, healthcare, healthy, isolate, isolated, large, lifestyle, lines, maintenance, mat, material, old, oldfashioned, one, post, pylon, rack, red, retro, room, school, shaft, sport, stand, support, totem, tower, track, traffic, upright, warning, work,