3D printing 43 3D printers 27 3-D printing 23 3D-printing 19 additive manufacturing 16 Additive manufacturing 15 human 15 Additives 12 Article 12 Humans 12 TK Electrical engineering. Electronics Nuclear engineering 12 three dimensional printing 12 female 9 Printing, Three-Dimensional 8 TJ Mechanical engineering and machinery 8 Deposition 7 adult 7 male 7 Cost effectiveness 6 Fabrication 6 Hydrogels 6 Performance 6 TA Engineering (General). Civil engineering (General) 6 TP Chemical technology 6 Compressive strength 5 Electrodes 5 Female 5 Nanocomposites 5 Sintering 5 Social & cultural history 5