Thema Subject Categories 1.3

Previous versions of Thema are still available 1.2 1.1 1.0.

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
Use for: associated skills, trades & professions
TR Transport technology & trades
See also: KNG Transport industries, RPT Transport planning & policy, WG* Transport: general interest and its subcategories
TRC Automotive technology & trades
TRCT Road transport & haulage trades

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