. _:vb10059 . _:vb10142 . _:vb10493 . "EPA_StripMaterial" . _:vb10493 . . . "stable" . "Indication of which contact strip materials are permitted to be used."@en . _:vb10351 . "4.10.10" . _:vb10351 . . "true"^^ . _:vb10351 _:vb10059 . _:vb10142 _:vb10493 . "2021-09-12"^^ . "1.1.1.2.3.4" . "Permitted contact strip material"@en . _:vb10059 _:vb10142 . "2020-08-25"^^ .