Ключевые слова: anti, black ice, bodypart, bucket, calcium, chemical, condition, copyspace, danger, dangerous, defrost, deice, duty, ground, groundwater, ice, icing, icy, job, lawn, man, noxious, removal, risk, road salt, safety, salt, season, service, shovel, slide, slip, slippery, sodium, spreading, thawing salt, way, white, winter, work, yellw,