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  2. Cleanroom - Wikipedia

    en.wikipedia.org/wiki/Cleanroom

    By comparison, an ISO 14644-1 level 1 certified cleanroom permits no particles in that size range, and just 12 particles for each cubic meter of 0.3 μm and smaller. Semiconductor facilities often get by with level 7 or 5, while level 1 facilities are exceedingly rare.

  3. Independent agencies of the United States federal government

    en.wikipedia.org/wiki/Independent_agencies_of...

    The United States Postal Service (USPS) is defined by statute as an "independent establishment" of the federal government, which replaced the Cabinet-level Post Office Department in 1971. The Postal Service is responsible for the collection, transportation, and delivery of the mails, and for the operation of thousands of local post offices ...

  4. Occupational exposure banding - Wikipedia

    en.wikipedia.org/wiki/Occupational_exposure_banding

    The NIOSH occupational exposure banding process has been created to provide a reliable approximation of a safe exposure level for potentially hazardous and unregulated chemicals in the workplace. [6] Occupational exposure banding uses limited chemical toxicity data to group chemicals into one of five bands. Occupational exposure bands: [7]

  5. Process Safety Management (OSHA regulation) - Wikipedia

    en.wikipedia.org/wiki/Process_Safety_Management...

    Process Safety Management of Highly Hazardous Chemicals is a regulation promulgated by the U.S. Occupational Safety and Health Administration (OSHA). [1] It defines and regulates a process safety management (PSM) program for plants using, storing, manufacturing, handling or carrying out on-site movement of hazardous materials above defined amount thresholds.

  6. Globally Harmonized System of Classification and Labelling of ...

    en.wikipedia.org/wiki/Globally_Harmonized_System...

    The pictogram for harmful substances of the Globally Harmonized System of Classification and Labelling of Chemicals.. The Globally Harmonized System of Classification and Labelling of Chemicals (GHS) is an internationally agreed-upon standard managed by the United Nations that was set up to replace the assortment of hazardous material classification and labelling schemes previously used around ...

  7. Hazard Communication Standard - Wikipedia

    en.wikipedia.org/wiki/Hazard_Communication_Standard

    The requirements of this section are intended to be consistent with the provisions of the United Nations Globally Harmonized System of Classification and Labelling of Chemicals (GHS), Revision 3. The transmittal of information is to be accomplished by means of comprehensive hazard communication programs, which are to include container labeling ...

  8. Technology readiness level - Wikipedia

    en.wikipedia.org/wiki/Technology_readiness_level

    More recently, Dr. Ali Abbas, Professor of chemical engineering and Associate Dean of Research at the University of Sydney and Dr. Mobin Nomvar, a chemical engineer and commercialisation specialist, have developed Commercial Readiness Level (CRL), a nine-point scale to be synchronised with TRL as part of a critical innovation path to rapidly ...

  9. U.S. Chemical Safety Board - Wikipedia

    en.wikipedia.org/wiki/U.S._Chemical_Safety_Board

    The U.S. Chemical Safety Board is authorized by the Clean Air Act Amendments of 1990 and became operational in January 1998. The Senate legislative history states: "The principal role of the new chemical safety board is to investigate accidents to determine the conditions and circumstances which led up to the event and to identify the cause or causes so that similar events might be prevented."