Evaluation of risk factors in chemical and noise influence of public health.

The article presents studies evaluating influence of chemical and noise exposure on public health in municipal district of Voronizh city, based on risk evaluation methodology. Comparative analysis covered levels of carcinogenic, non-carcinogenic and normalized risks in monitoring control sites of the district. The studies revealed <> territories within the city, defined critical organs and systems under unfavorable influence by studied environmental factors.

Features of work conditions on small and medium business enterprises.

Physiologic and hygienic evaluation covered work conditions on small business enterprises of retail and minor wholesale trade. Major unfavorable occupational factor for minor retail seller of foods is work process hardiness (up to 85% of <>). This work affects the workers' state, with 100% reports of the health state changes by the end of the working day.