In this study for the first time a new description of compressibility factor is rendered based on the virial expansion. The compressibility factor as a function of M-factor is qualitatively and quantitatively expressed. At first, we present how may the third, fourth and higher order virial coefficients be logically ignored in order to simplify the virial equation. The results show, wh...

This paper describes the results of epidemiological analysis a cohort nuclear workers hired at main facilities “Mayak” Production Association located in city Ozyorsk Southern Urals Russian Federation. Previous malignancy as risk factor for second cancer 22,373 occupationally exposed to ionizing radiation has been analyzed retrospective study with more than 60 years follow-up. Information on and...