<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>Polychlorinated biphenyls (PCBs) are a group consisting of 209 congeners, differing in the number and site of substitution of chlorine atoms to the biphenyl molecule. Due to their physicochemical properties, they have found wide industry use. As a result of many years of large-scale use of PCBs, their toxic properties began to be noticed as they manifested in poisoning among humans. After thorough testing of PCBs, they were classified in the group of persistent organic pollutants (POPs), and their production was banned and they were withdrawn from use. Although PCBs are no longer produced in factories, they can still be formed. In this article, will be presented and explained methods of accidental formation of PCBs. Based on data from the literature, we performed an environmental risk assessment for PCB-contaminated soils.</p>
</abstract>

Polychlorinated biphenyls (PCBs) are a group consisting of 209 congeners, differing in the number and site of substitution of chlorine atoms to the biphenyl molecule. Due to their physicochemical properties, they have found wide industry use. As a result of many years of large-scale use of PCBs, their toxic properties began to be noticed as they manifested in poisoning among humans. After thorough testing of PCBs, they were classified in the group of persistent organic pollutants (POPs), and their production was banned and they were withdrawn from use. Although PCBs are no longer produced in factories, they can still be formed. In this article, will be presented and explained methods of accidental formation of PCBs. Based on data from the literature, we performed an environmental risk assessment for PCB-contaminated soils.

How are polychlorinated biphenyls currently being produced, despite the production ban, and do they pose a risk to the environment?

Environmental Protection and Natural Resources

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Polychlorinated biphenyls (PCBs) are a group consisting of 209 congeners, differing in the number and site of substitution of chlorine atoms to the biphenyl...

Tested area	Highest total PCBs’ concentration in soil (μg/kg)	PEC/PNEC_earthworms
Poznańska route*	37,07	0,009146
Lubelska route*	20,87	0,005149
Gdańska route*	4,16	0,001026
Industrial waste incinerator**	2,59	0,000639
Municipal waste incinerator**	3,38	0,000834
Flakes from silicone rubber factory in Germany ***	300000	74,0137

How are polychlorinated biphenyls currently being produced, despite the production ban, and do they pose a risk to the environment?

Data publikacji: 31 gru 2022

Zakres stron: 29 - 34

DOI: https://doi.org/10.2478/oszn-2022-0013

Słowa kluczowe
PCBs, incinerator, synthesis, dioxin-like, road transport, environmental risk assessment, earthworm

© 2022 Marta Gabryszewska, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Soil PCBs exposure assessment results for earthworms

How are polychlorinated biphenyls currently being produced, despite the production ban, and do they pose a risk to the environment?

Data publikacji: 31 gru 2022

Zakres stron: 29 - 34

DOI: https://doi.org/10.2478/oszn-2022-0013

Słowa kluczowePCBs, incinerator, synthesis, dioxin-like, road transport, environmental risk assessment, earthworm

© 2022 Marta Gabryszewska, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Soil PCBs exposure assessment results for earthworms

Słowa kluczowe
PCBs, incinerator, synthesis, dioxin-like, road transport, environmental risk assessment, earthworm