Circulation: 2350 Improvement of the Monitoring System of Personal Protective Equipment at the Enterprises Khasanova A.F., Gallyamov M.A., Vadulina N.V., Salimov A.O., Nikolaeva A.D. Free To the Issue of Ensuring Opening Strength of the Underground Mine Workings Kuznetsov Yu.N., Chernyshov A.V. Free Introduction of Digital Training Technologies to Improve the Quality of Employees Training in Occupational Safety Sedelnikov G.E., Fomin A.I., Ermolaev A.M., Petrov E.A. Free All-round Geophysical Forecast of Coal Seams Outburst Hazard Shadrin A.V. Free Gas-Air Stand for Controlling the Operation of Multi-Circuit Ejector Burner for Casting Ladles Drying and Heating Ivanov N.N., Syromyatnikov S.A., Medvedev A.V., Buinovsky S.N. Free Improvement of Degassing Efficiency at Coal Seams High Productive Development Kolikov K.S., Slastunov S.V., Mazanik E.V. Free Safe Mining of Granites at the Manganese Ore Deposits of Ukraine Khomenko O.E., Kononenko M.N., Lyashenko V.I. Free Issues of the Development of New Dynamic Environmental Quality Index for Residential and Industrial Premises Guseynova M.V. Free Effect of Coal Gas Petrographic Composition on Gas Recovery in the Wells Zaburdayev V.S. Free Calculation of Contamination Zones by the Compressed and Liquefied Harmful Substances in Changing Meteorological Conditions Kotov D.S., Zolotoy S.A., Kotov S.G., Novikov E.V., Sayechnikov V.A. Free Ensuring Safety in the Production of Liquefied Natural Gas Mansurova A.M. Free To the Issue of Conservation and Abandonment of Hazardous Production Facilities of Oil and Gas Production Complex «Well Stock» Rybalov E.A. Free