An abscess is a collection of pus in any part of the body. In most cases, the area around an abscess is swollen and inflamed. Abscesses occur when an area of tissue becomes infected and the body's immune system tries to fight it. White blood cells (WBCs) move through the walls of the blood vessels into the area of the infection and collect in the damaged tissue. During this process, pus forms.
Define casting: something (such as the excrement of an earthworm) that is cast out or off; the act of one that casts: such as â casting in a sentence something (such as the excrement of an earthworm) that is cast out or off; the act of one that casts: such asâ¦ See the full definition
Investment casting is an industrial process based on and also called lost-wax casting, one of the oldest known metal-forming techniques. Many of the advantages of the investment casting process can be achieved through other casting techniques if principles of thermal design and control are applied appropriately to existing processes that do not involve the shortcomings of investment castings.