Zabolotnaya N., Salnikova E., Osipova E.
PROCESSING OF THE WASTE PRODUCTION OF HYDROFLUORIC ACID ^{[№ 9 ' 2014]}
In the given work the optimum parameters are determined in order to receive the fluoric calcium from the waste of production of hydrofluoric acid and mother liquor of fluoric sodium. The facts in the given work, which describe the use waste of production of hydrofluoric acid allow to put the processing of gupsum with the reserved production cycle into practice, what significantly reduces the ecological load in the environment.

Salnikova E., Osipova E., Zabolotnaya N.
COMPARATIVE EVALUATION OF ZINC IN DRINKING WATERS AND SOILS OF THE ORENBURG REGION ^{[№ 6 ' 2014]}
The article considers the problem of monitoring of ecological condition of soil and water bodies on the territory of the Orenburg region. It is established that the pollution of natural environments zinc is dispersed. Excessive concentrations of zinc observed in soils and waters Kuvandykskij, Gai and Novoorskogo areas. Concentrations of zinc in natural environments typical of large variability, which sharply increases the vicinity of large industrial enterprises located in the studied areas.

^{[№ 5 (app.1) ' 2006]}