The National Motor Freight ClassificationÂ®. The National Motor Freight ClassificationÂ® (NMFCÂ®) is a standard that provides a comparison of commodities moving in interstate, intrastate and foreign commerce. It is similar in concept to the groupings or grading systems that serve many other industries.
Dry eyes Symptoms of dry eyes include a gritty sensation, pain, light sensitivity, eye redness, burning, and stinging. Sjogren's syndrome Sjogren's syndrome is an autoimmune disorder that most often causes dry eyes and dry mouth.
Other symptoms may include dysesthesias of the hands and forearms (pins-and-needles sensation), corneal sensitivity, dental pain, lacrimation (tearing of the eyes), blurred vision, facial numbness, shoulder pain, swelling on one side of the face, nausea, vomiting, and localized cyanosis of the face (bluish color).