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Special Cemicals
pplk. Mgr. Tomáš Novotný

The article describes the overview and the use of special chemicals in police practice and also in civilian use. Represents a novelty used in the UK with the name Smartwater. There is remitted to the fact that the use of these devices over the use of high-tech is still possible and even desirable, since a relatively good result.
Key words: bottom substances, pigments, reagents, photoluminescent materials, Smartwater.


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