MDS 644.0

Wording: Applied science & technology Home economics & family management Household utilities General

0 Computer science, information & general works 252,013 ℹ️	1 Philosophy & psychology 270,129 🧠	2 Religion 681,242 🙏	3 Society, government, & culture 1,328,382 👫	4 Language 209,883 💬	5 Natural sciences & mathematics 431,918 🔬	6 Applied science & technology 940,635 💡	7 Arts & recreation 1,031,850 🎨	8 Literature & rhetoric 1,436,736 📚	9 History & geography 837,760 🗺️
60 Technology 9,943 💡	61 Medicine & health 306,082 💉	62 Engineering 157,979 🔩	63 Agriculture 88,093 🌱	64 Home economics & family management 172,237 🏠	65 Management & public relations 145,064 👔	66 Chemical engineering 19,470 🚀	67 Manufacturing 8,724 📦	68 Manufacture for specific uses 20,805 🔨	69 Buildings 12,238 👷
640 Home and family 5,320 🚮	641 Food, Cooking & Recipes / Meals, Picnics 124,534 🍴	642 Meals and table service 2,016 🍳	643 Housing and household equipment 4,108 🏠	644 Household utilities 193 💡	645 Furniture 812 🛋️	646 Sewing, Grooming, Life Skills 14,241 👗	647 Management of public households (Institutional housekeeping) 6,035 🏨	648 Housekeeping 1,606 🧹	649 Child rearing; home care of people with illnesses and disabilities by family and friends 13,372 👪
644.0 General 11	644.1 Wood Stoves 17 🪵	644.2 Fuels 2 ⛽	644.3 Electrical Repairs 9 🛠	644.4 2	644.5 See 641 2	644.6 Plumbing and Water Conservation 33 🚰	644.7 See 641 1	644.8 See 641	644.9
644.00 1	644.01	644.02 4	644.03	644.04	644.05	644.06	644.07 1	644.08	644.09 5