Viton is generally compatible with hydrocarbons, but incompatible with ketones such as acetone, and organic acids such as acetic acid. O-rings made of Viton are typically color-coded as black, but new gaskets, seals and O-rings should be green FKM or black FKM, but with a green mark on the outer edge.iton fluoroelastomers are categorized under the ASTM D1418 and ISO 1629 designation of FKM.
Inorganic refers to a mineral that is made of compounds which are not organic. When something is inorganic, it has not arisen from natural growth. Inorganic also refers to bei â¦ ng of a non-biological and inanimate origin. 12 people found this useful.norganic refers to a mineral that is made of compounds which are not organic. When something is inorganic, it has not arisen from natural growth. Inorganic also refers to bei â¦ ng of a non-biological and inanimate origin. 12 people found this useful.
Key points. 1  Minerals are inorganic substances required by the body in small amounts for a variety of different functions. 2  Minerals are involved in the formation of bones and teeth; they are essential constituents of body fluids and tissues; they are components of enzyme systems and they are involved in normal nerve function.