But in 1974 scientists found that the halogen-alkylcompound is the main factor of those can lead to the Ozone cavity.
但是，1974年科学家发现，卤代烷化合物是造成臭氧空洞形成的重要原因。
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The product profile of Jinhai Albemarle covers: anti-oxygen series, alkyl phenol series, compound stabilizer series of specific polymer for the demand of Petrochemical and downstream modified users.
A term used in petroleum technology to describe a method of removing methyl groups (or other alkyl groups) from a hydrocarbon compound and replacing them with hydrogen.