_:b57098542 _:b57098543 . _:b57098542 . _:b57098542 . _:b57098542 . _:b57098545 "Densities" . _:b57098543 "C0162339" . _:b57098542 _:b57098544 . _:b57098542 "0.84"^^ . _:b57098543 "T081" . _:b57098544 . _:b57098545 . _:b57098544 _:b57098545 .