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Field Investigation Of Pahs In Soils Around Nara City In Japan, Ryuji Takeda, Yoshimasa Ikuma, Sadayoshi Matsumoto, Akiyoshi Sawabe, Sadao Komemushi
Field Investigation Of Pahs In Soils Around Nara City In Japan, Ryuji Takeda, Yoshimasa Ikuma, Sadayoshi Matsumoto, Akiyoshi Sawabe, Sadao Komemushi
Proceedings of the Annual International Conference on Soils, Sediments, Water and Energy
PAHs are the general term for compounds, having two or more benzene rings. These are discharged from diesel motor gas, tanker accidents, oil emissions by cars, and so on. They float in the atmosphere, and it is considered that they are absorbed in soil as a result of rain. Generally, compounds that have two and three benzene rings show only toxicity, whereas those having four or more benzene rings show toxicity, carcinogenicity and mutagenicity. Especially, benzo(a)pylene has been shown to be an endocrine disrupter. We investigated the action of 16 PAHs specified by the U.S. EPA in soil around Nara …