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Full-Text Articles in Physical Sciences and Mathematics

Assessment Of Spray Polyurethane Foam Worker Exposure To Organophosphate Flame Retardants Through Measures In Air, Hand Wipes, And Urine, Cf Estill, J Slone, Et Al, Mark J. La Guardia, Et Al Jul 2019

Assessment Of Spray Polyurethane Foam Worker Exposure To Organophosphate Flame Retardants Through Measures In Air, Hand Wipes, And Urine, Cf Estill, J Slone, Et Al, Mark J. La Guardia, Et Al

VIMS Articles

Tris(1-chloro-2-propyl) phosphate (TCPP, also referenced as TCIPP), a flame retardant used in spray polyurethane foam insulation, increases cell toxicity and affects fetal development. Spray polyurethane foam workers have the potential to be exposed to TCPP during application. In this study, we determined exposure to TCPP and concentrations of the urinary biomarker bis(1-chloro-2-propyl) phosphate (BCPP) among 29 spray polyurethane foam workers over 2 work days. Work was conducted at residential or commercial facilities using both open-cell (low density) and closed-cell (high density) foam. Study participants provided two personal air samples (Day 1 and Day 2), two hand wipe samples (Pre-shift Day …


Firefighter Hood Contamination: Efficiency Of Laundering To Remove Pahs And Frs, Ac Mayer, Kw Fent, S Bertke, Gp Horn, Dl Smith, K Kerber, Mark J. La Guardia Nov 2018

Firefighter Hood Contamination: Efficiency Of Laundering To Remove Pahs And Frs, Ac Mayer, Kw Fent, S Bertke, Gp Horn, Dl Smith, K Kerber, Mark J. La Guardia

VIMS Articles

Firefighters are occupationally exposed to products of combustion containing polycyclic aromatic hydrocarbons (PAHs) and flame retardants (FRs), potentially contributing to their increased risk for certain cancers. Personal protective equipment (PPE), including firefighter hoods, helps to reduce firefighters’exposure to toxic substances during fire responses by providing a layer of material on which contaminants deposit prior to reaching the firefighters skin.However, over time hoods that retain some contamination may actually contribute to fire-fighters’systemic dose. We investigated the effectiveness of laundering to reduce or remove contamination on the hoods, specifically PAHs and three classes of FRs: polybrominateddiphenyl ethers (PBDEs), non-PBDE flame retardants (NPBFRs), …


Research Needs For The Risk Assessment Of Health And Environmental Effects Of Endocrine Disruptors: A Report Of The Us Epa-Sponsored Workshop, Rj Kavlock, Gp Daston, C Derosa, P Fennercrisp, Le Gray, S Kaattari, Et Al Aug 1996

Research Needs For The Risk Assessment Of Health And Environmental Effects Of Endocrine Disruptors: A Report Of The Us Epa-Sponsored Workshop, Rj Kavlock, Gp Daston, C Derosa, P Fennercrisp, Le Gray, S Kaattari, Et Al

VIMS Articles

The hypothesis has been put forward that humans and wildlife species have suffered adverse health effects after exposure to endocrine-disrupting chemicals. Reported adverse effects include declines in populations, increases in cancers, and reduced reproductive function. The U.S. Environmental Protection Agency sponsored a workshop in April 1995 to bring together interested parties in an effort to identify research gaps related to this hypothesis and to establish priorities for future research activities. Approximately 90 invited participants were organized into work groups developed around the principal reported health effects-carcinogenesis, reproductive toxicity, neurotoxicity, and immunotoxicity--as well as along the risk assessment paradigm--hazard identification, dose-response …