TY JOUR TI MINIMIZATION OF HAZARDOUS AND HARMFUL FACTORS AT MACHINE-BUILDING FACTRIES DURING PRODUCTION PROCESS KW machine-building factories KW occupational injuries KW labor safety KW hazardous and harmful factors JO MONITORING AND EXPERTISE IN SAFETY SYSTEM AU Novoraj, Y.V. AU Kudinov, V.V. PY 2024 IS 2024 PB Saint-Petersburg University of State Fire Service of Emercom of Russia