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Environmentally Persistent Free Radicals As Sources Of Pops, Eric P. Vejerano, Jeonghyeon Ahn, Junaid Latif, Mustafa Mamun May 2021

Environmentally Persistent Free Radicals As Sources Of Pops, Eric P. Vejerano, Jeonghyeon Ahn, Junaid Latif, Mustafa Mamun

Faculty Publications

Environmentally persistent free radicals (EPFRs) are a new class organic pollutant sharing some of the attributes of persistent organic pollutants (POPs). This opinion/short review aims to describe the properties of EPFRs that merit their recognition as an additional and potentially significant source of POPs. EPFRs are ubiquitous in diverse environments because of multiple factors: (1) organic precursors from anthropogenic, biogenic, and other natural emission sources are abundant; multiple mechanisms in PM and soils form (2) EPFRs; and (3) EPFRs are stable and persist for a long time, thereby, accumulate in the environment and potentially transported long range. The hazards of …


Addressing Emerging Risks: Scientific And Regulatory Challenges Associated With Environmentally Persistent Free Radicals, Tammy R. Dugas, Slawomir Lomnicki, Stephania A. Cormier, Barry Dellinger, Margaret Reams Jun 2016

Addressing Emerging Risks: Scientific And Regulatory Challenges Associated With Environmentally Persistent Free Radicals, Tammy R. Dugas, Slawomir Lomnicki, Stephania A. Cormier, Barry Dellinger, Margaret Reams

Faculty Publications

© 2016 by the authors; licensee MDPI, Basel, Switzerland. Airborne fine and ultrafine particulate matter (PM) are often generated through widely-used thermal processes such as the combustion of fuels or the thermal decomposition of waste. Residents near Superfund sites are exposed to PM through the inhalation of windblown dust, ingestion of soil and sediments, and inhalation of emissions from the on-site thermal treatment of contaminated soils. Epidemiological evidence supports a link between exposure to airborne PM and an increased risk of cardiovascular and pulmonary diseases. It is well-known that during combustion processes, incomplete combustion can lead to the production of …