---identifier: "/us/cfr/t40/s426.81"source: "ecfr"legal_status: "authoritative_unofficial"title: "40 CFR § 426.81 - Specialized definitions."title_number: 40title_name: "Protection of Environment"section_number: "426.81"section_name: "Specialized definitions."chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"subchapter_number: "N"subchapter_name: "EFFLUENT GUIDELINES AND STANDARDS"part_number: "426"part_name: "GLASS MANUFACTURING POINT SOURCE CATEGORY"positive_law: falsecurrency: "2026-04-05"last_updated: "2026-04-05"format_version: "1.1.0"generator: "[email protected]"authority: "Secs. 301, 304 (b) and (c), 306 (b) and (c), 307(c), and 316(b) of the Federal Water Pollution Control Act, as amended; 33 U.S.C. 1251, 1311, 1314, 1316 (b) and (c), 1317(b); 86 Stat. 816 Pub. L. 92-500; 91 Stat. 1567, Pub. L. 95-217."regulatory_source: "39 FR 2565, Jan. 22, 1974, unless otherwise noted."cfr_part: "426"---
Identifier
/us/cfr/t40/s426.81
Currency
2026-04-05
Positive Law
No
Updated
2026-04-05
Chapter
Environmental Protection Agency
Authority
Secs. 301, 304 (b) and (c), 306 (b) and (c), 307(c), and 316(b) of the Federal Water Pollution Control Act, as amended; 33 U.S.C. 1251, 1311, 1314, 1316 (b) and (c), 1317(b); 86 Stat. 816 Pub. L. 92-... Secs. 301, 304 (b) and (c), 306 (b) and (c), 307(c), and 316(b) of the Federal Water Pollution Control Act, as amended; 33 U.S.C. 1251, 1311, 1314, 1316 (b) and (c), 1317(b); 86 Stat. 816 Pub. L. 92-500; 91 Stat. 1567, Pub. L. 95-217.
# 426.81 Specialized definitions.For the purpose of this subpart:(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in part 401 of this chapter shall apply to this subpart.(b) The term “furnace pull” shall mean that amount of glass drawn from the glass furnace or furnaces.(c) The term “oil” shall mean those components of a waste water amenable to measurement by the technique or techniques described in the most recent addition of “Standard Methods” for the analysis of grease in polluted waters, waste waters, and effluents, such as “Standard Methods,” 13th Edition, 2nd Printing, page 407.