Knowledge center. Scurvy is a disease caused by a diet that lacks vitamin C (ascorbic acid) . Patients develop anemia, debility, exhaustion, edema (swelling) in some parts of the body, and sometimes ulceration of the gums and loss of teeth.The name scurvy comes from the Latin scorbutus.curvy can be prevented by consuming enough vitamin C, either in the diet or as a supplement. Foods that contain vitamin C include: Oranges, lemons, kiwi fruit and strawberries are all excellent natural sources of vitamin C.
Butylene Glycol: Definition and Uses. Butylene Glycol is a chemical compound also known as 1,3-Butanediol. Like glycerin, Butylene Glycol (BG) is a humectant, a chemical that helps your skin (or other substances) retain moisture. It is also a solubilizer, which means it makes other substances (such as fat) more soluble in water. Like glycerin, it is a common ingredient in cosmetics. It is also a common ingredient in food.
Propylene glycol is a clear, colorless and hygroscopic liquid. Propylene glycol contains an asymmetrical carbon atom, so it exists in two enantiomers.The commercial product is a racemic mixture. Pure optical isomers can be obtained by hydration of optically pure propylene oxide.ike ethylene glycol, propylene glycol is able to lower the freezing point of water, and so it is used as aircraft de-icing fluid. Water-propylene glycol mixtures dyed pink to indicate the mixture is relatively nontoxic are sold under the name of RV or marine antifreeze.