Ключевые слова: arena, car, clean, cleaner, cleaning, cold, competition, drive, driver, equipment, floor, frozen, harvester, hockey, ice, ice field service, iceskating, machine, machinery, maintenance, night, occupation, outdoor, preparation, professional, recondition, recreation, renew, repairing, restore, resurface, resurfacer, resurfacing, rink, service, skate, skating, smooth, snow, sport, stadium, surface, technology, tribune, vehicle, water, wet, wheel, winter, work,