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  Oil

 Sigma KEE - Oil
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oil
A greasy, viscous CompoundSubstance that cannot be mixed with Water. Note that this general class covers petroleum oil, vegetable oil, animal fat, etc.
Relationships      
Parents compound substance The Class of Substances that contain two or more elements (ElementalSubstances) in definite proportion by weight. The composition of a pure compound will be invariant, regardless of the method of preparation. Compounds are composed of more than one kind of atom (element). The term molecule is often used for the smallest unit of a compound that still retains all of the properties of the compound. Examples: Table salt (sodium chloride, NaCl), sugar (sucrose, C_{12}H_{22}O_{11}), and water (H_2O).
Children animal fatAnimalFats are lipids derived from Animal.[Wikipedia]
 butter fatButterFat is the fatty portion of Milk.[Wikipedia]
 oil from plantOilFromPlant are oils extracted from seeds or from other parts of fruits. It is worth to note that not all OilFromPlant are edible, unlike VegetableOil.
 petroleum productPetroleumProduct is a broad class that includes both crude oil (Petroleum) and RefinedPetroleumProducts.


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