. _:b1217549 . _:b1217552 . _:b1217549 . _:b1217548 . _:b1217552 . "petroleum contaminated sediment"^^ . _:b1217548 _:b1217551 . _:b1217548 . _:b1217552 . _:b1217552 . "ENVO"^^ . _:b1217549 . "ENVO:00002115"^^ . . _:b1217551 . _:b1217551 _:b1217550 . _:b1217550 _:b1217549 . _:b1217550 .