M.I. Khristoforova - Master, Department «Industrial Ecology», Kaluga branch of the Bauman MSTU. E-mail: mashaapril@mail.ru A.A. Khrolyntsev - Design Engineer, JSC «Filter» (Kaluga region). E-mail: antonische_x@mail.ru O.V. Yakovleva - Ph. D. (Eng.), Associate Professor, Department «Industrial Ecology», Kaluga branch of the Bauman MSTU. E-mail: yakowlewaolga24@mail.ru