Four Types of Actuators. An actuator is a kind of motor that controls or moves mechanisms or systems. It takes hydraulic fluid, electric current or other sources of power and converts the energy to facilitate the motion.
Dercumâs disease, also known as adiposis dolorosa, is a rare disorder characterized by multiple, painful growths consisting of fatty tissue, called lipomas. They mainly occur on the trunk, the upper arms and upper legs and are found just below the skin.
Rosacea-Topic Overview. Rosacea (say roh-ZAY-shuh) is a very common skin disease that affects people over the age of 30. It causes redness on your nose, cheeks, chin, and forehead.Some people get little bumps and pimples on the red parts of their faces.osacea-Topic Overview. Rosacea (say roh-ZAY-shuh) is a very common skin disease that affects people over the age of 30. It causes redness on your nose, cheeks, chin, and forehead.