To assess the quality of fresh fish and seafood, there are a few simple things to look for: Fresh whole fish should have bright, clear eyes; skin should be shiny, firm and elastic to the touch, gills should be red not brown, and if gutted, the cavity should be clean.o assess the quality of fresh fish and seafood, there are a few simple things to look for: Fresh whole fish should have bright, clear eyes; skin should be shiny, firm and elastic to the touch, gills should be red not brown, and if gutted, the cavity should be clean.
Drying oil. A drying oil is an oil that hardens to a tough, solid film after a period of exposure to air. The oil hardens through a chemical reaction in which the components crosslink (and hence, polymerize) by the action of oxygen (not through the evaporation of water or other solvents). Drying oils are a key component of oil paint and some varnishes.
In cosmetics it is used as an emollientEmollientsEmollients, also commonly referred to as moisturizers, are products that help to soften skin or to treat skin that has become dry. Most emollients are forms of oil or grease, such as mineral oil, squalene, and lanolin. They work by increasing the ability of the skin to hold water, providing the skin with a layer of oil to prevent water loss, and lubricating the skin.