Polychlorobiphenyls: problems of the pollution of the environment and technological neutralisation methods

The principal sources of the pollution of the environment by polychlorobiphenyls are indicated and their ecological danger is estimated; the output in the manufacture and applications of polychlorobiphenyls are quoted. The known methods for the neutralisation of polychlorobiphenyls are examined. The methods considered are analysed and their practical significance for industry is estimated. The bibliography includes 277 references.