Industrial equipment Maintenance and repair 226 Machinery 85 Total productive maintenance 78 Plant maintenance 74 Management 39 Data processing 29 Reliability (Engineering) 23 Machine-tools 15 Equipment and supplies 14 Maintenance 13 Engineering 12 Lubrication and lubricants 12 Manufacturing processes 12 Maintainability (Engineering) 10 Milling-machines 10 Lean manufacturing 9 Safety measures 8 Alignment 6 Evaluation 6 Mathematical models 6 Process control 6 Replacement of industrial equipment 6 Scheduling 6 Weibull distribution 6 Electric machinery 5 Mathematical optimization 5 Safety appliances 5 Air conditioning 4 Continuous improvement process 4