| http://www.w3.org/ns/prov#value | - It includes aromatic hydrocarbons such as benzene, toluene, xylene and the like; aliphatic hydrocarbons such as n-pentane, n-hexane, n-butane, cyclohexane and the like; alicyclic hydrocarbons such as methylcyclopentane, cyclohexane and the like; and halogenated hydrocarbons such as ethylene dichloride, chlorobenzene and the like.
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