T Technology (General) 49 TJ Mechanical engineering and machinery 34 TP Chemical technology 28 RA0421 Public health. Hygiene. Preventive Medicine 24 TP368-456 Food processing and manufacture 24 TK Electrical engineering. Electronics Nuclear engineering 17 HD28 Management. Industrial Management 14 TA Engineering (General). Civil engineering (General) 14 Additive manufacturing 13 TS Manufactures 13 New Zealand 9 3D printing 8 TD Environmental technology. Sanitary engineering 8 Malaysia 7 HD Industries. Land use. Labor 6 HD28-70 Management. Industrial Management 6 QA75 Electronic computers. Computer science 6 Sustainability 6 Design 5 Selective laser melting 5 Additive Manufacturing 4 H Social Sciences (General) 4 Management. Industrial Management 4 Research 4 T58.5-58.64 Information technology 4 Business 3 Food processing and manufacture 3 G Geography (General) 3 Information technology. Information economy. Knowledge economy. Digital divide 3 Machine design and drawing 3