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  2. Title 2 of the Code of Federal Regulations - Wikipedia

    en.wikipedia.org/wiki/Title_2_of_the_Code_of...

    Title 2 of the Code of Federal Regulations (2 CFR), titled Grants and Agreements, is a United States federal-government regulation.. As of the January 1, 2022 revision, Title 2 comprises two subtitles: Subtitle A, Office of Management and Budget Guidance for Grants and Agreements, [1] and Subtitle B, Federal Agency Regulations for Grants and Agreements.

  3. Code of Federal Regulations - Wikipedia

    en.wikipedia.org/wiki/Code_of_Federal_Regulations

    A few volumes of the CFR at a law library (titles 12–26) In the law of the United States, the Code of Federal Regulations (CFR) is the codification of the general and permanent regulations promulgated by the executive departments and agencies of the federal government of the United States. The CFR is divided into 50 titles that represent ...

  4. Title 1 of the Code of Federal Regulations - Wikipedia

    en.wikipedia.org/wiki/Title_1_of_the_Code_of...

    Chapter 2 (1 CFR 51) concerns the incorporation by reference of outside documents into the Federal Register, thereby making them a part of the Federal Register. Regulations include the circumstances under which the Director of the Federal Register will approve incorporation, how to request approval, which publications are eligible, the proper language for citing incorporated publications, and ...

  5. List of Schedule III controlled substances (U.S.) - Wikipedia

    en.wikipedia.org/wiki/List_of_Schedule_III...

    This is the list of Schedule III controlled substances in the United States as defined in section 202 of the Controlled Substances Act (21 U.S.C. § 812) and 21 CFR 1308.13. The following findings are required for substances to be placed in this schedule:

  6. Infiltration/Inflow - Wikipedia

    en.wikipedia.org/wiki/Infiltration/Inflow

    Infiltration/Inflow (I/I or I&I) is the process of groundwater, or water from sources other than domestic wastewater, entering sanitary sewers.I/I causes dilution in sanitary sewers, which decreases the efficiency of treatment, and may cause sewage volumes to exceed design capacity.

  7. Cruise ship pollution in the United States - Wikipedia

    en.wikipedia.org/wiki/Cruise_ship_pollution_in...

    The cruise industry is a significant and growing contributor to the U.S. economy, providing more than $32 billion in total benefits annually and generating more than 330,000 U.S. jobs, [2] but also making the environmental impacts of its activities an issue to many. Since 1980, the average annual growth rate in the number of cruise passengers ...

  8. Refrigerant reclamation - Wikipedia

    en.wikipedia.org/wiki/Refrigerant_reclamation

    The EPA defines refrigerant reclamation as "Reclaim refrigerant means to reprocess refrigerant to at least the purity specified in appendix A to 40 CFR part 82, subpart F (based on AHRI Standard 700–1993, Specifications for Fluorocarbon and Other Refrigerants) and to verify this purity using the analytical methodology prescribed in appendix A ...

  9. Useful conversions and formulas for air dispersion modeling

    en.wikipedia.org/wiki/Useful_conversions_and...

    For example, such a regulation might limit the concentration of NOx to 55 ppmv in a dry combustion exhaust gas corrected to 3 volume percent O 2. As another example, a regulation might limit the concentration of particulate matter to 0.1 grain per standard cubic foot (i.e., scf) of dry exhaust gas corrected to 12 volume percent CO 2.