{"data":{"id":"us/40-cfr-129.3","jurisdiction":"us","citation":"40 CFR 129.3","heading":"Abbreviations.","body":"The abbreviations used in this part represent the following terms:\nlb = pound (or pounds)\ng = gram\nµg/l = micrograms per liter (1 one-millionth gram/liter)\nkg = kilogram(s)\nkkg = 1000 kilogram(s)","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER D—WATER PROGRAMS","PART 129—TOXIC POLLUTANT EFFLUENT STANDARDS","Subpart A—Toxic Pollutant Effluent Standards and Prohibitions"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"16c0a27669a4e7066b8680cd0e8e1b5d53d94b6e65b9b870cea9ab4fc1f0393c","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-129.2","next":"us/40-cfr-129.4"},"notice":"GroundRules: Original legal text. Not legal advice."}