οὐκ ἔστι γῆρας τοῦδε τοῦ μιάσματος → that pollution never wears out, that pollution can never grow old
ᾱγά, 1 bend, curve σαίνων ποτὶ πάντας ἀγὰν πάγχυ διαπλέκει (Boeckh: ἄταν Heyne: ἄγαν codd.) (P. 2.82) ]