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Designation for the denaturing (changing) of alcohol, whereby it is rendered unusable for human consumption as a drinking alcohol by the addition of mostly very bitter substances for health reasons. The choice of denaturant is dependent on the intended use of the alcohol. According to EU regulations, the homogeneous mixture must no longer be separable in an economically sensible way. Commonly used are MEK (methyl ethyl ketone), Bitrex (Denatonium benzoate, extremely bitter), petroleum ether, cyclohexane and toluene. A methylated spirits is completely denatured with MEK and Bitrex. The one for the production of vinegar Certain alcohol will be with you acetic acid denatured.

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