Part I. Definitions .gov

-The treatment of potable water lines or other vessels with chlorine for disinfection purposes, typically following repair or partial replacement of the waterline or vessel, and subsequently flushing the contents. ... Grade O-GT, Grade 1-GT, Grade 2-GT, Grade 3-GT, and Grade 4-GT. Illuminating oils - Kerosene, mineral seal oil, long-time ... ................
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