problémy - Masaryk University
problémy - Masaryk University
problémy - Masaryk University
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What<br />
are hazardous substances ?<br />
„Hazardous substances” means substances or group of substances that are<br />
toxic, persistent, and liable to bio-accumulate, and other substances or<br />
groups of substances which give rise to an equivalent level of concern.<br />
(Water Framework Directive, EU)