About SAKIYAMA TAKANORI
About 大阪市環境科研
About NAKANO TAKESHI
About 大阪大 環境安全研究管理セ
About flame retardant
About pollution
About bottom sediment
About soil
About precipitate(phase separation)
About leaf
About vegetable
About deposit
About plant leaves
About Environmental pollution in general
About Flame retardants
About Dechlorane Plus
About 塩素系難燃剤
About 汚染