Persistent organic pollutants are highly toxic synthetic organic (carbon-based) chemicals. These chemicals are fairly recent in their existence 芒聙聯 it is only since the industrial boom following World War II that they have been produced on a large scale, Most are produced intentionally as commercial products, particularly pesticides. The most harmful pesticides include aldrin, chlordane, DDT, dieldrin, endrin, heptachlor, mirex, and toxaphene,furthur they are also produced for use in industrial processes, such as coolants for electrical transformers. This group includes polychlorinated biphenyls (PCBs) and hexachlorobenzene,The third category encompasses POPs that are produced unintentionally in industrial processes, as the by-products of the manufacture, use, or combustion of chlorine and chlorine-containing materials. This group includes dioxins and furan.
The top journals are peer reviewed scholarly journals. These provide high quality, meticulously reviewed and rapid publication, to cater the insistent need of scientific community. These journals are indexed with all their citations noted. The top open access journals are indexed in MEDLINE, PUBMED, SCOPUS, COPERNICUS, CAS, EBSCO and ISI.
Last date updated on November, 2024