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.

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Notation Category heading Add Mod ?
P Mathematics & Science
PN Chemistry
See also: TDC Industrial chemistry & chemical engineering, TQ* Environmental science, engineering & technology and its subcategories
PNC Environmental chemistry
Class here: atmospheric, soil and water chemistry, chemical pollution and remediation. Use TQ* for practical applications of environmental chemistry. See also: RBGK Geochemistry, TQ* Environmental science, engineering & technology and its subcategories
1.1

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