Current reference manuals, pamphlets, journals and books, as well as information and scientific data from manufacturers concerning their products should be available to environmental service employes for reference and guidance.
28 Pa. Code § 147.16
Current reference manuals, pamphlets, journals and books, as well as information and scientific data from manufacturers concerning their products should be available to environmental service employes for reference and guidance.
28 Pa. Code § 147.16