Science & Technology
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Pilot Study of Pharmaceuticals and Personal Care Products (PPCPs) in Fish Tissue
This page contains information about and links to Fish Contamination Studies performed by EPA and other agencies.
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Exposure Assessment Resources (ExpoBox)
EPA's ExpoBox is a collection of tools to help risk assessors perform exposure assessments or risk characterizations using step-by-step instructions and provides links to all the latest EPA guides, databases, and models using a state-of-the-art database.
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Peer Review of the EPA TSCA Screening Level Approach for Assessing Ambient Air and Water Exposures to Fenceline Communities
TSCA SACC Fenceline Meeting Announcement
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Greenhouse Gas Equivalencies Calculator - Revision History
Describes the updates made to the Greenhouse Gas Equivalencies Calculator since it was first posted on EPA’s website in February 2008.
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Explore Channels and Activities List
Information related to Explore Channels and Activities List
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Lead Performance Evaluation Program (Pb-PEP)
Documents for the Pb-PEP program
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Documented Misconceptions/misperceptions
Information related to Documented Misconceptions/misperceptions
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SeqAPASS Version 4.0 Adds New Interactive Help Menus and Interoperability with Other Online EPA Tools
EPA scientists have recently released version 4.0 of the Sequence Alignment to Predict Across Species Susceptibility (SeqAPASS) tool.
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Protecting Communities with Safe, Sustainable Materials Management
Construction and demolition debris (CDD)—or the solid waste generated by construction and demolition projects—represents a significant portion of total solid waste flow in the United States.
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Understanding PFAS in the Environment
Per- and polyfluoroalkyl substances, or PFAS, are a large group of manufactured chemical compounds that are used in many valuable consumer and industrial products.
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Meet EPA Researcher Stuart Willison, Ph.D.
EPA researcher Stuart Willison characterizes chemical contamination for a wide range of chemicals, including Chemical Warfare Agents and unregulated chemicals.
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Hydrocarbon Spill Screening Model (HSSM) en Español
HSSM simula el flujo de la fase LNAPL (líquidos livianos en fase no acuosa) y el transporte de un componente químico por estos líquidos desde la superficie hasta las napas freáticas.
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Computational Toxicology and Exposure Online Resources
EPA's Safer Chemicals program produces a variety of computational tools to assist users in decision-making, researching, and evaluating chemical information. These tools offer a wealth of chemistry, toxicity, and exposure data that is publicly accessible.
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Risk Evaluation for Cyclic Aliphatic Bromide Cluster (HBCD)
EPA's existing chemicals programs address pollution prevention, risk assessment, hazard and exposure assessment and/or characterization, and risk management for chemicals substances in commercial use.
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TSCA Biotechnology Regulatory and Policy-Related Resources
Includes final risk assessment documents for submissions under TSCA section 5.
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EPA Releases Meeting Minutes and Final Report from Science Advisory Committee on Chemicals 1,4-Dioxane Review
EPA's Science Advisory Committee on Chemicals (SACC) released the Draft Supplement to the Risk Evaluation for 1,4-Dioxane in November 2023.
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Guidance for Determining the Acceptability of Environmental Fate Studies Conducted with Foreign Soils
International and U.S. soil taxonomical classification systems, distribution of soil orders in the United States, specific criteria to help scientists determine when foreign soils are representative of U.S. soils at intended pesticide use sites.
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Occupational Pesticide Post-application Exposure Data
Occupational Pesticide Post-application Exposure Data