online toxicity analyzer Articles

  • Tracking disease clusters and environmental health

    On March 29, the U.S. Senate Committee on Environment and Public Works held a hearing entitled “Oversight Hearing on Disease Clusters and Environmental Health.” Committee Chairwoman Barbara Boxer, D-Calif., and Senator Mike Crapo, R-Idaho, ranking member of the Superfund, Toxics and Environmental Health Subcommittee, introduced the Strengthening Protections for Children and ...


    By Bergeson & Campbell, P.C.

  • On-Line Nitrate/Nitrite Probes for BNR Process Control

    ABSTRACTReal time nitrogen monitoring plays an increasingly important role for the successful biological nutrient removal at wastewater treatment plants. Though traditionally dissolved oxygen has been the main process control parameter a greater understanding of the biological mechanisms and process conditions like nitrite/nitrate concentrations to achieve lower effluent values becomes necessary, ...

  • Monitoring Phenol in Water

    The Situation A plant located in the eastern United States manufactures phenolic resin for applications in plastics molding. This plant uses well water for cooling its reaction process and then discharges the water into a local creek. A leak in the reactor and associated cooling equipment would cause phenol and phenolic compounds to contaminate the cooling water. Such a leak could ...

  • Vapor intrusion mitigated through solar-powered exhaust systems

    EPA Region 6 undertook a Superfund removal action earlier this year at the Delfasco Forge site in Grand Prairie, TX, to address trichloroethene (TCE) vapor migrating from a groundwater plume. Region 6 and the State had determined after extensive site investigations that technologies such as soil vapor extraction or natural attenuation would require several years to remove or reduce the plume ...

  • Lead and ceramic in glass industry

    The lead content in recycled glass no longer poses a problem in the glass industry. Cullet recycled by REDWAVE-XRF provides superior results according to glass plants. The lead content in glass is even below the quality limits required by law. Experiences of glass plants and plant operators: The REDWAVE-XRF sorting system by BT-Wolfgang Binder GmbH for separation of leaded pieces of ...

  • Enhancing chemical management within the framework of existing TSCA regulations

    Since its promulgation in 1976, the Toxic Substances Control Act (TSCA), which is administered by EPA, has focused on human health and the environment, with the overarching goals of evaluating risks and assessing human health and environmental effects before a chemical is introduced into commerce. In May 2010, EPA added 6,300 chemicals and 3,800 facilities to the Envirofacts database, which is ...


    By 3E Company

  • A Green Assessment Tool for Formulated Products

    Led by sustainability efforts by Walmart, a new tool emerges for quickly evaluating the environmental and human-health profile of formulated products. Companies efforts and interest in improving their environmental profiles are giving rise to a new set of related products and services that can be used by various players in a given supply chain. Such is the case of Walmart, which is using ...


    By UL The WERCS

  • Water Quality Models

    ' In order to determine the impacts of a particular discharge on ambient water quality, it is usually necessary to model the diffusion and dispersion of the discharge in the relevant water body. The approach applies both to new discharges and to upgrading of existing sources. This note provides guidance on models that may be applicable in the context of typical Bank projects.' Introduction ...


    By The World Bank

  • Endocrine Disruptors

    Overview: Substances that mimic, influence, or interfere with the body's endocrine system at certain doses, and produce potentially adverse developmental, reproductive, neurological, and/or immune effects in both humans and wildlife, are called endocrine disruptors. These substances can be naturally-occurring or man-made. Endocrine issues have long been the subject of intense ...


    By Bergeson & Campbell, P.C.

  • Top International News in Chemical Policy and Regulation

    AUSTRALIA Australia Releases Third Consultation Paper Concerning NICNAS Reform: On April 29, 2016, the National Industrial Chemicals Notification and Assessment Scheme (NICNAS) published the third consultation paper on its  ...


    By Acta Group

  • Global deforestation is decreasing. Or is it?

    A new look at the complex picture of land use change suggests that when it comes to forests, we’re far from being out of the woods. It started, as many things do, with a rumor. In 2013 Matt Finer, a researcher with the Amazon Conservation Association, heard from locals that someone was cutting down rainforest deep in the Peruvian Amazon, far from prying eyes. So ...


    By Ensia

  • The Chemical Safety Improvement Act: An In-Depth Review and Analysis

    In a stunning bipartisan show of support for reform of the Toxic Substances Control Act (TSCA) that few saw coming, Senators David Vitter (R-LA) and Frank Lautenberg (D-NJ) (among bipartisan others) introduced on May 22, 2013, the Chemical Safety Improvement Act (CSIA), later designated S. 1009, available online. ...


    By Bergeson & Campbell, P.C.

  • Regulatory Developments - TSCA Reform: Detailed Review of Representative Shimkus` Second Discussion Draft of TSCA Reform Legislation

    On May 12, 2015, Representative John Shimkus (R-IL), Chair of the House Energy and Commerce Subcommittee on Environment and the Economy, released a new (second) draft of the TSCA Modernization Act of 2015 (TMA2 DD). In April, Shimkus released an initial discussion ...


    By Bergeson & Campbell, P.C.

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