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.
This causes the blood vessels on the eye to swell, making one or both eyes look bloodshot and feel gritty. Other symptoms can include itchiness and watering of the eyes, and a sticky coating on the eyelashes.his causes the blood vessels on the eye to swell, making one or both eyes look bloodshot and feel gritty. Other symptoms can include itchiness and watering of the eyes, and a sticky coating on the eyelashes.