DDC 600: Technology

The Public Library of Westland uses the Dewey Decimal Classification (DDC) System to classify our non-fiction materials. A top level overview is here. Below is a look at the 600s.

600 | 610 | 620 | 630 | 640 | 650 | 660 | 670 | 680 | 690

600: Technology

• 601: Philosophy and theory
• 602: Miscellany
• 603: Dictionaries and encyclopedias
• 604: Special topics
• 605: Serial publications
• 606: Organizations
• 607: Education, research and related topics
• 608: Inventions and patents
• 609: Historical, geographic and persons treatment

610: Medicine and health

• 611: Human anatomy, cytology and histology
• 612: Human physiology
• 613: Personal health and safety
• 614: Incidence and prevention of disease
• 615: Pharmacology and therapeutics
• 616: Diseases
• 617: Surgery and related medical specialties
• 618: Gynecology, obstetrics, pediatrics and geriatrics
• 619: [Unassigned]

620: Engineering and allied operations

• 621: Applied physics
• 622: Mining and related operations
• 623: Military and nautical engineering
• 624: Civil engineering
• 625: Engineering of railroads and roads
• 626: [Unassigned]
• 627: Hydraulic engineering
• 628: Sanitary and municipal engineering
• 629: Other branches of engineering

630: Agriculture and related technologies

• 631: Techniques, equipment and materials
• 632: Plant injuries, diseases and pests
• 633: Field and plantation crops
• 634: Orchards, fruits and forestry
• 635: Garden crops (Horticulture)
• 636: Animal husbandry
• 637: Processing dairy and related products
• 638: Insect culture
• 639: Hunting, fishing and conservation

640: Home and family management

• 641: Food and drink
• 642: Meals and table service
• 643: Housing and household equipment
• 644: Household utilities
• 645: Household furnishings
• 646: Sewing, clothing and personal living
• 647: Management of public households
• 648: Housekeeping
• 649: Child rearing and home care of persons

650: Management and auxiliary services

• 651: Office services
• 652: Processes of written communications
• 653: Shorthand
• 654: [Unassigned]
• 655: [Unassigned]
• 656: [Unassigned]
• 657: Accounting
• 658: General management
• 659: Advertising and public relations

660: Chemical engineering

• 661: Industrial chemicals
• 662: Explosives, fuels and related products
• 663: Beverage technology
• 664: Food technology
• 665: Industrial oils, fats, waxes and gases
• 666: Ceramic and allied technologies
• 667: Cleaning, color and coating technologies
• 668: Technology of other organic products
• 669: Metallurgy

670: Manufacturing

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

680: Manufacture for specific uses

• 681: Precision instruments and other devices
• 682: Small forge work (Blacksmithing)
• 683: Hardware and household appliances
• 684: Furnishings and home workshops
• 685: Leather, fur goods and related products
• 686: Printing and related activities
• 687: Clothing and accessories
• 688: Other final products and packaging
• 689: [Unassigned]

690: Buildings

• 691: Building materials
• 692: Auxiliary construction practices
• 693: Specific materials and purposes
• 694: Wood construction and carpentry
• 695: Roof covering
• 696: Utilities
• 697: Heating, ventilating and air-conditioning
• 698: Detail finishing
• 699: [Unassigned]

(Please note: All copyright rights in the Dewey Decimal Classification system are owned by OCLC. Dewey, Dewey Decimal Classification, DDC and WebDewey are registered trademarks of OCLC, and these schedules are reprinted here by express permission from OCLC.)