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Peanut oil (arachis oil) is an organic material oil derived from peanut
Peanut

The peanut, or groundnut , is a species in the legume Fabaceae native to South America, Mexico and Central America. It is an annual plant herbaceous plant growing to 30 to 50 cm tall....
s, noted to have the slight aroma and taste of its parent legume
Legume

A legume is a plant in the family Fabaceae , or a fruit of these specific plants. A legume fruit is a Fruit#Simple fruit that develops from a simple carpel and usually Dehiscence on two sides....
. In the UK it is marketed as 'Groundnut Oil'.

It is often used in Chinese
Chinese cuisine

Chinese cuisine originated from the various regions of China and has become widespread in many other parts of the world ? from Asia to the Americas, Australia, Western Europe and Southern Africa....
, South Asian and Southeast Asian cuisine much as olive oil
Olive oil

Olive oil is a fruit oil obtained from the olive , a traditional tree crop of the Mediterranean Basin. The wild olive tree originated in Anatolia and spread from there as far as southern Africa, Australia, Japan and China....
 is used in the Mediterranean. Peanut oil is appreciated for its high smoke point
Smoke point

The smoke point refers to the temperature at which a cooking fat or oil begins to break down. The substance smokes or burns, and gives food an unpleasant taste....
 relative to many other cooking oils. Its major component fatty acid
Fatty acid

In chemistry, especially biochemistry, a fatty acid is a carboxylic acid often with a long unbranched aliphatic tail , which is either saturation or Unsaturated compound....
s are oleic acid
Oleic acid

Oleic acid is a monounsaturated omega-9 fatty acid fatty acid found in various animal and vegetable sources. It has the formula C18H34O2 ....
 in a 56.6%, and linoleic acid
Linoleic acid

Linoleic acid is an unsaturated omega-6 fatty acid. It is a colorless liquid. In physiological literature, it is called 18:2. Chemically, linoleic acid is a carboxylic acid with an 18-carbon chain and two cis double bonds; the first double bond is located at the sixth carbon from the omega end....
 in 26.7%.






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Peanut oil (arachis oil) is an organic material oil derived from peanut
Peanut

The peanut, or groundnut , is a species in the legume Fabaceae native to South America, Mexico and Central America. It is an annual plant herbaceous plant growing to 30 to 50 cm tall....
s, noted to have the slight aroma and taste of its parent legume
Legume

A legume is a plant in the family Fabaceae , or a fruit of these specific plants. A legume fruit is a Fruit#Simple fruit that develops from a simple carpel and usually Dehiscence on two sides....
. In the UK it is marketed as 'Groundnut Oil'.

It is often used in Chinese
Chinese cuisine

Chinese cuisine originated from the various regions of China and has become widespread in many other parts of the world ? from Asia to the Americas, Australia, Western Europe and Southern Africa....
, South Asian and Southeast Asian cuisine much as olive oil
Olive oil

Olive oil is a fruit oil obtained from the olive , a traditional tree crop of the Mediterranean Basin. The wild olive tree originated in Anatolia and spread from there as far as southern Africa, Australia, Japan and China....
 is used in the Mediterranean. Peanut oil is appreciated for its high smoke point
Smoke point

The smoke point refers to the temperature at which a cooking fat or oil begins to break down. The substance smokes or burns, and gives food an unpleasant taste....
 relative to many other cooking oils. Its major component fatty acid
Fatty acid

In chemistry, especially biochemistry, a fatty acid is a carboxylic acid often with a long unbranched aliphatic tail , which is either saturation or Unsaturated compound....
s are oleic acid
Oleic acid

Oleic acid is a monounsaturated omega-9 fatty acid fatty acid found in various animal and vegetable sources. It has the formula C18H34O2 ....
 in a 56.6%, and linoleic acid
Linoleic acid

Linoleic acid is an unsaturated omega-6 fatty acid. It is a colorless liquid. In physiological literature, it is called 18:2. Chemically, linoleic acid is a carboxylic acid with an 18-carbon chain and two cis double bonds; the first double bond is located at the sixth carbon from the omega end....
 in 26.7%. The oil also contains some palmitic acid
Palmitic acid

Palmitic acid,CH314COOH or hexadecanoic acid in IUPAC nomenclature, is one of the most common saturated fatty acids found in animals and plants....
, arachidic acid
Arachidic acid

Arachidic acid, also called eicosanoic acid, is a saturated fatty acid found in peanut oil. Its name derives from the Latin arachis — peanut....
, arachidonic acid
Arachidonic acid

Arachidonic acid is an omega-6 fatty acid 20:4.It is the counterpart to the saturated arachidic acid found in peanut oil, ...
, behenic acid
Behenic acid

Behenic acid, also docosanoic acid, is a normal carboxylic acid, a fatty acid with formula C21H43COOH. In appearance, it consists of white to cream color crystals or powder with a melting point of 74-78?C and boiling point of 306?C....
, lignoceric acid
Lignoceric acid

Lignoceric acid, also tetracosanoic acid, is a saturated fatty acid with formula C23H47COOH.Lignoceric acid is a byproduct of lignin production....
 and other fatty acids.

Peanut oil was used as the original source of fuel for the diesel engine
Diesel engine

A diesel engine is an internal combustion engine which operates using the diesel cycle . Diesel engines have the highest thermal efficiency compared to any internal combustion or external combustion engine....
.

It is also used as the main ingredient in some ear-wax removing products along with almond oil. Peanut oil is also used as a faecal softener, lubricating the faeces.

Peanut oil is most commonly used when frying
Frying

Frying is the cooking of food in oil or fat, a technique that originated in ancient Old_Kingdom around 2500BC. Chemically, oils and fats are the same, differing only in melting point, but the distinction is only made when needed....
 foods, particularly french fries and chicken.

Commercial peanut oil will not cause an allergic reaction because the allergen is a protein, not a fat; however, the cold pressed and organic oils will. They are presumably less filtered, retaining some peanut proteins for the sake of flavor and nutrition.

Peanut Oil is a Monounsaturated fat
Monounsaturated fat

In biochemistry and nutrition, monounsaturated fats are fatty acids that have a single double bond in the fatty acid chain and all of the remainder of the carbon atoms in the chain are single bond....
, as such it may be substituted into a diet to reduce the negative health effects of eating Trans fat
Trans fat

Trans fat is the common name for a type of unsaturated fat with trans-Cis-trans isomerism fatty acid. Trans fats may be monounsaturated fat or polyunsaturated fat but never saturated fat....
 and Saturated Fat
Saturated fat

Saturated fat is fat that consists of triglycerides containing only Saturation fatty acid radicals. There are several kinds of naturally occurring saturated fatty acids, which differ by the number of carbon atoms - from 1 to 24....
.