Classification
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550 - Earth sciences
3
551 - Geology, hydrology & meteorology
4
553 - Economic geology
2
570 - Life sciences; biology
5
571 - Physiology & related subjects
6
572 - Biochemistry
4
574 - [Unassigned]
1
576 - Genetics & evolution
9
577 - Ecology
1
578 - Natural history of organisms
4
579 - Microorganisms, fungi & algae
1
580 - Plants (Botany)
10
600 - Technology
100
610 - Medicine & health
28
612 - Human physiology
1
614 - Incidence & prevention of disease
1
615 - Pharmacology & therapeutics
1
616 - Diseases
1
617 - Surgery & related medical specialties
2
620 - Engineering & allied operations
976
621 - Applied physics
157
624 - Civil engineering
15
627 - Hydraulic engineering
1
628 - Sanitary & municipal engineering
6
629 - Other branches of engineering
11
630 - Agriculture & related technologies
10
634 - Orchards, fruits & forestry
1
640 - Home & family management
1
641 - Food & drink
5
650 - Management & auxiliary services
2
657 - Accounting
1
658 - General management
5
660 - Chemical engineering
48
664 - Food technology
6
665 - Industrial oils, fats, waxes & gases
2
667 - Cleaning, color & coating technologies
15
668 - Technology of other organic products
6
670 - Manufacturing
100
674 - Lumber processing, wood products & cork
2
677 - Textiles
1
678 - Elastomers & elastomer products
2
686 - Printing & related activities
1
690 - Buildings
8
691 - Building materials
16
697 - Heating, ventilating & air-conditioning
1
700 - The arts; fine & decorative arts
67
720 - Architecture
4
725 - Public structures
1
745 - Decorative arts
3
780 - Music
1
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