TY JOUR TI The ionic composition of air as a necessary component improvement of production operator environment PC KW personal computer KW the work environment KW the ionic composition of the air KW electromagnetic fields KW electrical safety. JO Actual directions of scientific researches of the XXI century: theory and practice AU Menumerov, R.. AU Serverieva, V.. PY 2014 IS 2 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov