Ditch Witch JT60 Horizontal Directional Drill. The Ditch Witch FX60 Vacuum Excavator. Ditch Witch, a company of Charles Machine Works, is an American brand of underground construction equipment, which has been in operation since 1949. The company is based in Perry, Oklahoma. Innovation of Ditch Witch machines started in the 1940s when a compact trenching machine was created to replace the pick and shovel for installation of some residential services.
Exocrine glands are glands that produce and secrete substances onto an epithelial surface by way of a duct. Examples of exocrine glands include sweat, salivary, mammary, ceruminous, lacrimal, sebaceous, and mucous.Exocrine glands are one of two types of glands in the human body, the other being endocrine glands, which secrete their products directly into the bloodstream.xocrine glands are one of two types of glands in the human body, the other being endocrine glands, which secrete their products directly into the bloodstream.
These secretions flow to the surface of the body or to the lining of a hollow structure in the body. The exocrine secretions are involved in many important functions, such as sweating, digestion and lubricating the eyes.There are many types of exocrine glands in the exocrine system.xamples include the salivary glands, liver, stomach, prostate, lacrimal glands, pancreas, sweat glands, sebaceous glands, and mammary glands. A few examples of conditions that afflict the exocrine system include infection, ulcer, cancer, tumors, obstruction, genetic conditions and sebaceous cysts.