chemical release Articles

  • Characterization of Accidental Chemical Releases

    The 1990 Clean Air Act Amendment (CAAA) section 112 (r) Prevention of Accidental Releases requires the United States Environmental Protection Agency (EPA) to establish measures for owners and operators of facilities processing or handling hazardous materials to prevent accidental releases of regulated substances and other extremely hazardous materials to the air. Additionally, it requires the ...

  • What are the main indicators of water quality?

    “Water is the driving force of all nature;” so said Leonardo da Vinci. The survival of our planet depends on the availability of water and the condition that it is in. It is therefore vital to make sure that it is able to provide a hospitable environment for those that live in it, and is free from harmful levels of substances for those that drink it. Not ...


    By Aquaread Limited

  • Recent Federal Developments

    TSCA/FIFRA EPA Extends Comment Period For Draft Guidance For Pesticide Registrants On Notifications, Non-notifications, And Minor Formulation Amendments: On October 5, 2017, the U.S. Environmental Protection Agency (EPA) issued a notice of extension of the comment period for the draft guidance  ...


    By Bergeson & Campbell, P.C.

  • U.S. EPA Releases Draft TSCA Chemical Risk Assessment

    The United States Environmental Protection Agency (US EPA) released its first draft risk assessments developed under the Toxic Substances Control Act (TSCA) “Work Plan Program” on January 4, 2013. The draft risk assessments cover particular uses of five chemicals found in household products. While the chemicals covered in these first draft assessments may or may not be of interest to ...


    By Bergeson & Campbell, P.C.

  • Ammonia Emergency Plan Calls on Packed Tower to Scrub Released Chemicals,

    A few years ago Union Camp turned a corner.  Management decided that advance planning would take the place of reacting after the fact to an emergency or regulatory agency demands.  At Union Camp’s Dover, OH. facility, byproducts of the paper industry are converted into usable specialty chemicals for cosmetics, adhesives and other industries. Crystallization is a process used intensively ...


  • Chemical Industry: Ammonia Emergency Plan Calls on Packed Tower to Scrub Released Chemicals Case Study

    A few years ago Union Camp turned a corner. Management decided that advance planning would take the place of reacting after the fact to an emergency or regulatory agency demands. At Union Camp’s Dover, OH. facility, byproducts of the paper industry are converted into usable specialty chemicals for cosmetics, adhesives and other industries. Crystallization is a process used intensively with ...


    By CR Clean Air Group, LLC

  • Specific environmental release categories—A tool for improving chemical safety assessment in the EC—report of a multi‐stakeholder workshop

    In April 2011, experts from industry and authorities met for a workshop to discuss experience and future developments regarding the use of specific environmental release categories (SPERCs) in chemicals safety assessment (CSA) under the European Chemicals Regulation Registration, Evaluation and Authorization of Chemicals (REACH). This article provides a summary of the workshop. It briefly ...


    By John Wiley & Sons, Ltd.

  • Case History - Ammonia Emergency Plan Calls on Packed Tower to Scrub Released Chemicals

    Croll-Reynolds designed the Union Camp packed tower scrubber for ammonia removal efficiency at 99+% for the minimum single valve release and well over 90% for the entire range of operation. A few years ago Union Camp turned a corner. Management decided that advance planning would take the place of reacting after the fact to an emergency or regulatory agency demands. At Union Camp's Dover, OH, ...


  • California to Control Chemicals of Concern

    California has a well-established reputation as a trendsetter, but the gargantuan state may have outdone itself with the June 23 draft regulation released from the California Department of Toxic Substances Control (DTSC) for safer consumer product alternatives. The regulations are intended to implement the Green Chemistry Initiative signed into law by Gov. Schwarzenegger in ...


    By Acta Group

  • Multinational Chemical Company

    Critical Issue ERMC worked with a multinational chemical company at one of the largest manufacturing facilities in the world – over 1,200 employees. The company recognized that their Emergency Management System (EMS) was not robust enough, and they were highly vulnerable to an emergency. Solution ERMC conducted an audit and aided them in developing a ...

  • Chemical Storage Practices

    ScienceLab offers a full line of Chemical Storage Practices, Laboratory Equipment and Chemicals for any application from clinical to research. We also carry a wide range Educational Products, pH meters, microscopes, thermometers and digital scales. Look around you in the laboratory. Take note of the system used to store the chemicals and the conditions and environment they are stored in. More ...


    By US Chemical Storage

  • Industrialization of biology report released by the national academies

    On March 13, 2015, the National Academies issued Industrialization Of Biology: A Roadmap To Accelerate The Advanced Manufacturing Of Chemicals, a 143-page report prepared in response to a request from the U.S. Department of Energy (DOE) and ...


    By Bergeson & Campbell, P.C.

  • Chemicals used for pH Adjustment

    The most commonly used neutralization chemicals for acid or base neutralization are 98% Sulfuric acid and 50% Sodium hydroxide. In many cases these are very good choices, however, there are many considerations when selecting chemicals and these may not always be the best selection. The selection of the chemicals used for the neutralization of an acid or base is almost as important as the design ...


    By Digital Analysis Corp.

  • The Chemical Aspect of NOx Scrubbing

    With the passage of the 1990 Clean Air Act Amendments, many chemical and metal industries and utility producers will now be required to further limit the amount of NOx (Nitrogen Oxides) produced. NOx is a precursor to ozone in the atmosphere, and is believed to be a major contributor to acidic deposition (acid rain). Formation of ozone: NOx is produced in a variety of ...


    By CR Clean Air Group, LLC

  • Counting the costs of chemical incidents

    The consequences of a lack of control when using chemical substances in the workplace are well known and apparent.  Any health and safety expert can tell you of at least one major accident whereby poor chemical management policies and procedures have lead to disaster.  Examples include Bhopal, Grangemouth, Flixborough, Seveso and more recently, Buncefield.  Major accidents like ...

  • Accidental Releases Analysis for Toxic Aqueous Solutions

    As a result of the cluster rule for the control of the hazardous air pollutants, pulp and paper mills are in the process of further substituting chlorine with aqueous chlorine dioxide for their bleaching operations. In addition, ammonia aqueous solutions are applied by paper mills in various processes. An evaporation model including both heat and mass transfer for aqueous solutions has been ...

  • Applying Proper Dispersion Models for Industrial Accidental Releases

    Even though many industrial facilities have put extra efforts to prevent accidental releases of active and inactive chemicals from processes or storage, accidental releases do happen from time to time due to many reasons. Federal and state regulations require industrial facilities to evaluate and report the impacts of potential accidental releases in terms of distances to toxic endpoint ...


    By Trinity Consultants

  • Applying Proper Dispersion Models for Industrial Accidental Releases

    Even though many industrial facilities have put extra efforts to prevent accidental releases of active and inactive chemicals from processes or storage, accidental releases do happen from time to time due to many reasons. Federal and state regulations require industrial facilities to evaluate and report the impacts of potential accidental releases in terms of distances to toxic endpoint ...

  • Accidental releases analysis for toxic aqueous solutions

    Abstract As a result of the cluster rule for the control of the hazardous air pollutants, pulp and paper mills are in the process of further substituting chlorine with aqueous chlorine dioxide for their bleaching operations. In addition, ammonia aqueous solutions are applied by paper mills in various processes. An evaporation model including both heat and mass transfer for aqueous ...


    By Trinity Consultants

  • Zero Waste, Zero Releases, Zero Emissions: Dupont

     Background DuPont is a large global chemical company - employing 100,000 people with 200 manufacturing sites in 40 countries. Since its founding in the US in 1802 DuPont has been committed to safety excellence, with a philosophy that all accidents are preventable. This commitment has delivered a safety record 40 times better than the US industry average. DuPont is now ...


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