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INFLUENCE OF EXTERNAL STORAGE CONDITIONS OF VODKA ON ITS FIRE AND EXPLOSIVE HAZARD CHARACTERISTICS

Journal: Pozharovzryvobezopastnost/Fire and Explosion Safety (Vol.22, No. 3)

Publication Date:

Authors : ;

Page : 22-28

Keywords : ;

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Abstract

D. I. Mendeleyev has detected unusual properties of water solutions of ethanol at temperatures below 0 and above 30 °Ñ. Now studying of relation of structure of vodka and its flavouring qualities is an object of investigation of many researchers. In system water – ethanol there are various hydrated clusters, therefore change of the physical and chemical properties and flavouring qualities of water solutions of ethanol and vodka is possible to explain only their reorganization of cluster structures. A series of experiments is made for checkout of influence of reorganization cluster structures on fire hazard indices of “Green mark cedar” and “Gradus premium” vodkas. The testing method: samples of vodka in firm bottles are stood at the given temperature (55; 18–20; –17 and –23 °C) within 1–2 weeks. Conditions of magnetic action are created by installation of a bottle of vodka on a surface of a permanent magnet with sizes 555023 mm within 1–2 weeks. FP, fire temperatures and AIT periodically are spotted in the course of a stand-up of samples. At the one-type action (the raised or under temperature, a magnetic field) occurs appreciable change cluster structures of these vodkas which is reflected in magnification of ire temperatures, AIT and FP (o. c.). FP (c. c.) practically does not change. The aspiration of vodkas to original structures restoration is fixed at following stages of experiment. Reorganization processes of cluster vodka structures have the complex character at consecutive action of cycles of the negative (raised) and room temperature. It is revealed that vodka variously reacts to the equal exterior temperature actions parted in a time that is a presence sign of “chemical memory” at vodka.

Last modified: 2019-10-24 01:34:15