Poppyseed oil using poppyseed oil. It is most often found in white paints, and as a varnish. Painters prepared poppyseed oil by hand until the late 19th century, when oil paints became available prepared in tubes. While poppyseed oil does not cause as much yellowish tinting of paints as linseed oil, it dries slower and is less durable than linseed oil because the fat responsible for the yellowing also provides durability. Perilla oil, which causes yellow tinting even more than linseed, is even more durable than linseed. Iodized poppyseed oil (oil with iodine added) has several kinds of pharmaceutical uses. The first
Essential oil Essential oil An essential oil is a concentrated hydrophobic liquid containing volatile (defined as "the tendency of a substance to vaporize") aroma compounds from plants. Essential oils are also known as volatile oils, ethereal oils, aetherolea, or simply as the oil of the plant from which they were extracted, such as oil of clove. An essential oil is "essential" in the sense that it contains the "essence of" the plant's fragrance—the characteristic fragrance of the plant from which it is derived. The term essential used here does not mean indispensable as with the terms essential amino acid or essential fatty