Contamination Status and Environmental Behaviour of Dioxins

Dioxins in the food chain Prevention and control of contamination

What are dioxins? The common term dioxins is often used for a number of chemically related lipophilic compounds (polychlorinated dibenzo-para dioxins (PCDDs) and polychlorinated dibenzofurans (PCDFs), including certain dioxin-like polychlorinated biphenyls (PCBs) with similar toxic properties. However, the denomination of dioxin is given to 2,3,7,8-tetrachloro-dibenzo-para-dioxin (TCDD). Of the...

Archives of environmental contamination.

Reviews of Environmental Contamination

Environmental toxicology of polychlorinated dibenzo-p-dioxins and polychlorinated dibenzofurans.

Few environmental compounds have generated as much interest and controversy within the scientific community and in the lay public as polychlorinated dibenzo-p-dioxins (PCDDs) and polychlorinated dibenzofurans (PCDFs). Their ubiquitous presence in the environment and the risk of accidental exposure has raised concern over a possible threat of PCDDs or PCDFs to human health. The most extensively ...

the relationship between using language learning strategies, learners’ optimism, educational status, duration of learning and demotivation

with the growth of more humanistic approaches towards teaching foreign languages, more emphasis has been put on learners’ feelings, emotions and individual differences. one of the issues in teaching and learning english as a foreign language is demotivation. the purpose of this study was to investigate the relationship between the components of language learning strategies, optimism, duration o...