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acne

(Encyclopedia)acne, common inflammatory disease of the hair follicles and sebaceous glands characterized by blackheads, whiteheads, pustules, nodules and, in the more severe forms, by cysts and scarring. The lesion...

Norco

(Encyclopedia)Norco, city (1990 pop. 23,302), Riverside co., SE Calif., a suburb of Los Angeles; inc. 1964. Diversified agriculture is being displaced by rapid urban development. Lubricating oils are manufactured. ...

fatty acid

(Encyclopedia)fatty acid, any of the organic carboxylic acids present in fats and oils as esters of glycerol. Molecular weights of fatty acids vary over a wide range. The carbon skeleton of any fatty acid is unbran...

fat

(Encyclopedia)fat: see fats and oils; obesity. ...

saturated fat

(Encyclopedia)saturated fat, any solid fat that is an ester of glycerol and a saturated fatty acid. The molecules of a saturated fat have only single bonds between carbon atoms; if double bonds are present in the f...

Victoria, city, Seychelles

(Encyclopedia)Victoria or Port Victoria, city (2010 pop. 26,450), capital of the Seychelles, in the Indian Ocean. A port on the NE coast of Mahé Island, Victoria is an administrative, commercial, tourist, and ship...

attar of roses

(Encyclopedia)attar of roses ătˈər, ăˈtär [key], or rose oil, fragrant essential oil obtained from roses and used in making perfume. It is one of the most valuable of the volatile oils. Rose water is water in...

biodiesel

(Encyclopedia)biodiesel, fuel made from natural, renewable sources, such as new and used vegetable oils and animal fats, for use in a diesel engine. Biodiesel has physical properties very similar to petroleum-deriv...

Appiani, Andrea

(Encyclopedia)Appiani, Andrea ändrĕˈä äp–pyäˈnē [key], 1754–1817, Italian neoclassical painter and Italian court painter of Napoleon I, active in Lombardy. His frescoes include work in churches and pala...

Louga

(Encyclopedia)Louga lo͞oˈgä [key], town (1988 pop. 52,763), W Senegal. Located in a region where peanuts, cassava, and gum arabic are produced, the town manufactures peanut oil and processes hides and skins. Lou...