DDC - 600 - Technology (Applied Sciences)

000	100	200	300	400
500	600	700	800	900

Dewey Decimal Classification System 100s | DDC 1000s

600 Technology (Applied sciences)
601 Philosophy & theory
602 Miscellany
- 602.2 Illustrations
- 602.9 Commercial miscellany
603 Dictionaries & encyclopedias
604 Special topics
- 604.2 Technical drawing
- 604.7 Hazardous materials technology
- 604.8 History and description with respect to kinds of persons
605 Serial publications
606 Organizations
607 Education, research, related topics
608 Invention & patents
- 608.7 Historical, geographic, persons treatment
609 Historical, areas, persons treatment

610 Medical sciences; Medicine
- 610.6 Organizations, management, professions
- 610.7 Education, nursing, related topics
- 610.9 Historical, geographic, persons treatment
611 Human anatomy, cytology, histology
612 Human physiology
- 612.1 Blood and circulation
- 612.2 Respiration
- 612.3 Digestion
- 612.4 Secretion, excretion, related functions
- 612.6 Reproduction, development, maturation
- 612.7 Motor functions and skin (integument), hair, nails
- 612.8 Nervous functions Sensory functions
613 Promotion of health
- 613.2 Dietetics, nutrition
- 613.6 Special topics
- 613.7 Physical fitness
- 613.8 Substance abuse (Drug abuse), smoking
- 613.9 Birth control and sex hygiene
614 Incidence & prevention of disease
- 614.4 Incidence of and public measures to prevent disease
- 614.5 Incidence of and public measures to prevent specific diseases and kinds of diseases
615 Pharmacology & therapeutics, prescription drugs
- 615.5 Therapeutics
- 615.8 Specific therapies and kinds of therapies
- 615.9 Toxicology
616 Diseases
- 616.1 Diseases of the cardiovascular system
- 616.2 Diseases of the respiratory system
- 616.3 Diseases of the digestive system
- 616.4 Diseases of the blood-forming, lymphatic, glandular systems Diseases of the endocrine system
- 616.5 Diseases of the skin (integument), hair, nails
- 616.6 Diseases of the urogenital system, diseases of the urinary system
- 616.7 Diseases of the musculoskeletal system
- 616.8 Diseases of the nervous system and mental disorders
- 616.9 Other diseases
- 616.99 Cancer
617 Surgery & related medical specialties
- 617.1 Wounds and injuries
- 617.2 Results of injuries
- 617.3 Orthopedics
- 617.4 Surgery by systems
- 617.5 Regional medicine Regional surgery
- 617.6 Dentistry
- 617.7 Ophthalmology
- 617.8 Otology and audiology
- 617.9 Geriatric, pediatric, military, plastic surgery, transplantation of tissue and organs, anesthesiology
618 Gynecology & other medical specialties
- 618.1 Gynecology
- 618.2 Obstetrics
- 618.3 Diseases and complications of pregnancy
- 618.4 Childbirth Labor
- 618.5 Complicated labor
- 618.6 Normal perperium
- 618.7 Puerperal diseases
- 618.8 Obstetrical surgery
- 618.9 Pediatrics and geriatrics
619 Experimental medicine

620 Engineering & allied operations
- 620.1 Engineering mechanics (Applied mechanics) and materials science
- 620.2 Sound and related vibrations
- 620.3 Mechanical vibration
- 620.8 Human-factors and safety engineering
621 Applied physics
- 621.1 Steam engineering
- 621.2 Hydraulic-power technology
- 621.3 Electric, electronic, magnetic, communications, computer engineering; lighting
- 621.4 Heat engineering and prime movers
- 621.5 Pneumatic, vacuum, low-temperature technologies
- 621.6 Fans, blowers, pumps
- 621.8 Machine engineering
- 621.9 Tools and fabricating equipment
622 Mining & related operations
623 Military & nautical engineering
- 623.4 Ordnance
- 623.7 Vehicles
- 623.8 Nautical engineering and seamanship
624 Civil engineering
- 624.1 Structural engineering and underground construction
625 Engineering of railroads, roads
- 625.1 Railroads
- 625.2 Railroad rolling stock
- 625.3 Inclined, mountain, ship railroads
- 625.4 Rapid transit systems
- 625.5 Cable and aerial railways
- 625.6 Surface rail and trolley systems
- 625.7 Roads
- 625.8 Artificial road surfaces
626
627 Hydraulic engineering
628 Sanitary & municipal engineering Environmental protection engineering
- 628.1 Water supply
- 628.3 Sewage treatment and disposal
- 628.4 Waste technology, public toilets, street cleaning
- 628.5 Pollution and industrial sanitation engineering
- 628.9 Other branches of sanitary and municipal engineering
629 Other branches of engineering
- 629.1 Aerospace engineering
- 629.2 Motor land vehicles, and cycles
- 629.3 Air-cushion vehicles (Ground-effect machines, Hovercraft)
- 629.4 Space Flight
  - 629.45 Manned space flight
- 629.8 Automatic control engineering

630 Agriculture
- 630.1 Philosophy and theory
- 630.2 Miscellany and scientific principles
631 Techniques, equipment, materials
- 631.2 Use of agricultural structures
- 631.3 Use of tools, machinery, apparatus, equipment
- 631.4 Soil science
- 631.5 Cultivation and harvesting
- 631.6 Clearing, drainage, revegetation
- 631.7 Water conservation
- 631.8 Fertilizers and soil conditioners
632 Plant injuries, diseases, pests
633 Field & plantation crops
- 633.1 Cereal grains (Cereals)
- 633.2 Forage crops
- 633.3 Legumes, other forage crops
- 633.5 Fiber crops
- 633.6 Sugar, syrup, starch crops
- 633.7 Alkaloidal crops
- 633.8 Other crops grown for industrial processing
634 Orchards, fruits, forestry
- 634.8 Grapes
- 634.9 Forestry
635 Garden crops (Horticulture)
- 635.9 Flowers and ornamental plants
636 Animal husbandry
- 636.1 Horses and related animals
- 636.2 Ruminants Bovines Cattle
- 636.3 Sheep and goats
- 636.4 Swine
- 636.5 Poultry Chickens
- 636.6 Birds other than poultry
- 636.7 Dogs
- 636.8 Cats
- 637 Processing dairy & related products
- 638 Insect culture, bees
639 Hunting, fishing, conservation
- 639.2 Commercial fishing, whaling, sealing
- 639.3 Culture of cold-blooded vertebrates
- 639.9 Conservation of biological resources

640 Home economics & family living
- 640.73 Consumer education
641 Food & drink
- 641.1 Applied nutrition
- 641.2 Beverages (Drinks)
- 641.3 Food
- 641.4 Food preservation and storage
- 641.5 Cooking, recipes
- 641.6 Cooking specific materials
- 641.7 Specific cooking proceses and techniques
- 641.8 Cooking specific kinds of composite dishes
642 Meals & table service
643 Housing & household equipment
644 Household utilities
645 Household furnishings
646 Sewing, clothing, personal living
- 646.2 Sewing and related operations
- 646.4 Clothing and accessories construction
- 646.5 Construction of headgear
- 646.7 Managemennt of personal and family living Grooming
647 Management of public households
- 647.9 Multiple dwellings for transients, eating and drinking places
648 Housekeeping
649 Child rearing & home care of sick
- 649.8 Home care of sick and infirm

650 Management & auxiliary services
- 650.1 Personal success in business
651 Office services
- 651.3 Office management
- 651.5 Records management
- 651.7 Communication Creation and transmission of records
- 651.8 Data processing Computer applications
652 Processes of written communication
- 652.3 Typewriting
- 652.5 Word processing
653 Shorthand
657 Accounting
658 General management
- 658.1 Organization and finance
- 658.2 Plant management
- 658.3 Personal management
- 658.4 Executive management
- 658.5 Management of production
- 658.7 Management of materials
- 658.8 management of distribution (Marketing)
659 Advertising & public relations
- 659.1 Advertising
- 659.2 Public relations

660 Chemical engineering
661 Industrial chemicals technology
662 Explosives, fuels technology
- 662.6 Coal
663 Beverage technology
664 Food technology
665 Industrial oils, fats, waxes, gases
- 665.5 Petroleum
- 665.7 Natural gas and manufactured industrial gases
- 665.8 Other industrial gases
666 Ceramic & allied technologies
667 Cleaning, color, related technologies
668 Technology of other organic products
- 668.4 Plastics
- 668.9 Polymers
669 Metallurgy

670 Manufacturing
671 Metalworking & metal products

671.2 Foundry practice (Casting)
671.3 Mechanical working and related processes
671.4 Electroforming of metals
671.5 Joining and cutting of metals
671.7 Finishing and surface treatment of metals
671.8 Primary products

672 Iron, steel, other iron alloys
673 Nonferrous metals
674 Lumber processing, wood products, cork
675 Leather & fur processing
676 Pulp & paper technology
677 Textiles
678 Elastomers & elastomer products
679 Other products of specific materials

680 Manufacture for specific uses
681 Precision instruments & other devices

681.1 Instruments for measuring time

682 Small forge work (Blacksmithing)
683 Hardware & household appliences

683.4 Small firearms

684 Furnishings & home workshops

684.1 Furniture

685 Leather, fur, related products
686 Printing & related activities

686.2 Printing
686.3 Bookbinding
686.4 Photocopying (Photoduplication)

687 Clothing
688 Other final products & packaging

688.6 Nonmotor land vehicles
688.7 Recreational equipment
688.8 Packaging technology

690 Buildings
691 Building materials
692 Auxiliary construction practices
693 Specific materials & purposes

693.8 Construction for specific purposes

694 Wood construction; Carpentry
695 Roof covering
696 Utilities
697 Heating, ventilation, air-conditioning

697.9 Ventilation and air conditioning

698 Detail finishing
699

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