Thema Subject Categories 1.4

Previous versions of Thema are still available 1.3 1.2.

Browse the Thema subject categories hierarchy, or search for a specific term within the hierarchy.

See the search hints below.

Notation Category heading Add Mod ?
T Technology, Engineering, Agriculture, Industrial processes
Class here: associated skills, trades and professions. Use all T* codes for: academic, technical, specialist and general adult titles. DO NOT USE: code ‘T’ itself, but select specific categories from section T*. Use all T* codes with: other subject categories and qualifiers where appropriate, in particular EDUCATIONAL PURPOSE 4* qualifiers for vocational, professional or apprenticeship style education titles
1.4
TG Mechanical engineering and materials
TGB Mechanical engineering
TGH Precision engineering and manufacturing
Use for: works on the design, engineering and manufacture of scientific, technical, medical, chemical and optical devices, precision tools and equipment.
See also: TBM Instruments and instrumentation
1.4
TGM Materials science
TGP Production and industrial engineering 1.3
TGX Engineering skills and trades
Class here: tool-making, welding, machinist, metalwork skills and trades etc
1.3

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