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The aim of this part of the article is to substantiate the order of procedures for determining the hygienic characteristics of welding materials in accordance with the International Standards of ISO 15011 series and, accordingly, with the harmonized National DSTU ISO 15011. The essence of the problem of correct comparative hygienic evaluation of welding materials by improving the procedure of studying indices of the levels of emissions and chemical composition of welding fumes applying the standards of DSTU ISO 15011. The features of basic procedures of hygienic evaluation of welding materials, their specifics and order, as well as the main indices used for its performance are presented. [ABSTRACT FROM AUTHOR]

The aim of the article was to elaborate a single system of hygienic evaluation of welding materials in accordance with the standards of DSTU ISO 15011 series and justify the appropriateness of its application. The essence of the problem of a correct comparative hygienic evaluation of domestic and foreign welding materials is explained. The methods of improvement of the procedure of studying indices of levels of emissions and chemical composition of welding fumes due to the application of DSTU ISO 15011 standards are presented. The scope of the requirements of each of the standards of the specified series is characterized. The main procedures of hygienic evaluation of welding materials, their specifics and sequence, as well as the main indices, based on which it is carried out, are highlighted. [ABSTRACT FROM AUTHOR]