In light liquid service

In light liquid service means that the piece of equipment contains or contacts a material stream where the vapor pressure of one or more of the organic components in the stream is greater than 0.3 kilopascals (kPa) at 20 C, the total concentration of the pure organic components having a vapor pressure greater than 0.3 kilopascals (kPa) at 20 C is equal to or greater than 20 percent by weight, and the fluid is a liquid at operating conditions.

Source

40 CFR § 261.1031

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Scoping language

As used in this subpart, all terms not defined herein shall have the meaning given them in the Resource Conservation and Recovery Act and parts 260266.

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