Wiki143:Vital articles/Level/4/Technology

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Vital articles is a list of subjects for which Wikipedia should have corresponding high-quality articles. It serves as a centralized watchlist to track the status of Wikipedia's most essential articles. This is one of eleven Level 4 sub-lists of ten thousand articles and is currently under construction.

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This list is tailored to the English-language Wikipedia. There is also a list of ten thousand articles considered vital to Wikipedias of all languages.

For more information on this list and the process for adding articles, please see the Frequently Asked Questions (FAQ) page. Total 724 articles.

Class	#Articles
FA	8
GA	16
A	1
B	206
C	413
FFA	25
DGA	33
Start	80

Technology

Technology: General

1. Technology (Level 1)
2. Invention

Agriculture

Basics

1. Agricultural science
2. Crop

Forms

1. Aquaculture
2. Beekeeping
3. Dairy
4. Gardening
5. Intensive farming
6. Orchard
7. Organic farming
8. Sustainable agriculture
9. Subsistence agriculture

Buildings and infrastructure

1. Garden (Level 3)
2. Farm
3. Barn
4. Stable
5. Silo
6. Granary

Animal husbandry

1. Animal husbandry (Level 3)
2. Domestication (Level 3)
3. Selective breeding
4. Breed
5. Livestock
6. Hay

Agronomy and horticulture

Basics

1. Agronomy
2. Horticulture
3. Plant breeding
   1. Cultivar

Horticultural techniques

1. Fertilizer (Level 3)
2. Harvest
3. Irrigation
4. Pesticide
5. Tillage

Biotechnology

1. Biotechnology (Level 3)
2. Genetic engineering (Level 3)
   1. Genetically modified organism
3. Cybernetics
4. Cloning
5. Gel electrophoresis
6. Polymerase chain reaction

Computing and information technology

For topics in theoretical computer science, see Mathematics: Discrete mathematics.

Basics

1. Computing
2. Information technology
3. Abacus
4. Calculator
5. Computer security
   1. Malware
6. Data
   1. Data communication

Computer science

1. Computer science (Level 3)
2. Artificial intelligence (Level 3)
   1. Large language model
3. Computer architecture
4. Computer simulation
5. Parallel computing
6. Pixel

Computer hardware

1. Computer hardware
2. Computer (Level 2)
   1. Mobile device
      1. Smartphone
         1. iPhone
   2. Personal computer
      1. Mac (computer)
   3. Supercomputer
3. Central processing unit
4. ENIAC

Computer software

1. Computer program
2. Database
3. Open-source software
4. Software
5. Spreadsheet
6. Web browser
7. Word processor

Operating systems

1. Operating system
2. Android
3. Linux
4. Microsoft Windows
5. MS-DOS
6. Unix

User interface

1. User interface
2. Computer keyboard
3. Computer monitor
4. Mouse (computing)
5. Touchscreen

Cryptography

1. Cryptography (Level 3)
2. Authentication
3. Encryption

Data storage

1. Computer file
   1. File system
2. Barcode
3. Data storage
4. Hard disk drive
5. Magnetic tape
6. Memory card
7. Optical disc
8. Punched card
9. Random-access memory
10. Read-only memory

Networks

1. Computer network
2. Email
3. Ethernet
4. Router
5. Wi-Fi

Internet

1. Internet (Level 3)
2. HTTP
3. Internet protocol suite
4. Search engine
5. Social media
6. Website
7. World Wide Web

Programming

1. Computer programming
2. Character encoding
3. Compiler
4. Programming language
   1. Assembly language
   2. C
   3. HTML
   4. Java (programming language)
   5. JavaScript
5. Programming paradigm
   1. Functional programming
   2. Structured programming
      1. Object-oriented programming

Electronics

Basics

1. Electronics (Level 3)
   1. Consumer electronics
2. Sensor
3. Signal processing
   1. Signal-to-noise ratio
4. Circuit design
5. Oscilloscope
6. Remote control

Components

1. Semiconductor device (Level 3)
   1. Transistor
   2. Diode
      1. Light-emitting diode
2. Integrated circuit (Level 3)
3. Battery (Level 3)
4. Amplifier
5. Antenna
6. Capacitor
7. Cavity magnetron
8. Electrical connector
9. Filter
10. Inductor
11. Power supply
12. Printed circuit board
13. Resistor
14. Switch
    1. Circuit breaker
    2. Fuse
    3. Relay
15. Transformer
16. Vacuum tube
17. Waveguide
18. Wire

Engineering

Basics

1. Engineering (Level 2)
2. Nanotechnology
3. Nuclear technology
4. Technical drawing

Disciplines

1. Civil engineering (Level 3)
   1. Architectural engineering
2. Mechanical engineering (Level 3)
   1. Aerospace engineering
3. Biomedical engineering
4. Chemical engineering
5. Electrical engineering
6. Industrial engineering
7. Military engineering
8. Software engineering

Industry

Template:Vital article count See also: "Industry" in Business and economics

Basics

1. Factory
   1. Assembly line
   2. Automation
   3. Industrial robot
   4. Interchangeable parts
   5. Mass production
   6. Mechanization
2. Standardization
3. Waste
   1. Landfill
   2. Recycling
   3. Waste management

Energy and fuel

1. Fuel
   1. Candle
2. Biofuel
   1. Charcoal
3. Fossil fuel (Level 3)
   1. Coal (Level 3)
   2. Natural gas (Level 3)
   3. Petroleum (Level 3)
      1. Gasoline
      2. Kerosene
      3. Oil refinery
      4. Oil well
4. Nuclear power (Level 3)
5. Renewable energy (Level 3)
   1. Geothermal power
   2. Hydropower (Level 3)
      1. Hydroelectricity
      2. Watermill
   3. Solar energy (Level 3)
      1. Solar power
      2. Solar cell
   4. Wind power (Level 3)
      1. Windmill

Electricity generation and distribution

Template:Vital article count See also: Electromagnetism and Electromagnetism

1. Electric light (Level 3)
   1. Incandescent light bulb
2. Electric power transmission
3. Electric power distribution
4. Electrical grid
5. Electric generator
6. Electricity generation
7. Power station
8. Turbine
   1. Gas turbine
   2. Steam turbine
   3. Wind turbine
9. Cooling tower

Food, water and health

1. Bleach
2. Desalination
3. Detergent
4. Laundry
5. Pasteurization
6. Refrigeration (Level 3)
7. Sanitation (Level 3)
   1. Sanitary sewer
   2. Sewage treatment
   3. Water purification
8. Soap
9. Water supply network
   1. Aqueduct
   2. Plumbing
   3. Qanat
   4. Pumping station
   5. Water tower
   6. Well

Material and chemical

1. Abrasive
2. Adhesive
3. Ceramic
4. Chemical plant
5. Composite material
6. Explosive (Level 3)
   1. Dynamite
   2. Fireworks
7. Glass (Level 3)
8. Natural rubber (Level 3)
9. Paper (Level 3)
10. Parchment
11. Papyrus
12. Petrochemical
13. Plastic (Level 3)
14. Pottery (Level 3)
    1. Porcelain
15. Wood (Level 3)
16. Woodworking
    1. Carpentry

Metallurgy

1. Metallurgy (Level 3)
   1. Smelting
2. Metalworking
   1. Die casting
   2. Extrusion
   3. Forging
   4. Heat treating
   5. Laser cutting
   6. Rolling
   7. Soldering
   8. Steelmaking
   9. Welding

Infrastructure

Template:Vital article count See also Arts: Architecture

Basics

1. Infrastructure (Level 3)
2. Building (Level 3)

Building materials

1. Concrete (Level 3)
2. Masonry (Level 3)
   1. Brick
   2. Quarry
3. Cement
4. Lumber
5. Scaffolding

Infrastructure by type

Architectural elements

1. Arch
2. Ceiling
3. Column
4. Dome
5. Door
6. Elevator
7. Façade
8. Floor
9. Foundation
10. Ladder
11. Lighting
12. Roof
13. Room
14. Stairs
15. Wall
16. Window

Coastal infrastructure

1. Dock
2. Harbor
3. Lighthouse
4. Pier
5. Port

Ceremonial buildings

1. Pagoda
2. Pyramid

Commercial buildings

1. Office
2. Warehouse

Mixed-use buildings

1. Tower
2. Tower block
3. Skyscraper

Other components

1. Electrical wiring
2. Heating, ventilation, and air conditioning
   1. Fireplace

Hydraulic infrastructure

1. Dam (Level 3)
   1. Aswan Dam
   2. Hoover Dam
   3. Itaipu Dam
   4. Three Gorges Dam
2. Drainage
3. Flood management
   1. Flood control in the Netherlands
4. Levee
5. Reservoir

Transport infrastructure

1. Bridge (Level 3)
   1. Akashi Kaikyo Bridge
   2. Brooklyn Bridge
   3. Golden Gate Bridge
   4. Tower Bridge
2. Tunnel
   1. Channel Tunnel

Machinery and tools

Basics

1. Machine
2. Crane (machine)
3. Engine (Level 3)
   1. Electric motor (Level 3)
   2. Internal combustion engine (Level 3)
      1. Diesel engine
      2. Four-stroke engine
   3. Jet engine
   4. Steam engine (Level 3)
4. Robotics (Level 3)
   1. Robot
5. Simple machine (Level 3)
   1. Inclined plane
   2. Lever
   3. Pulley
   4. Screw mechanism
   5. Wedge
   6. Wheel (Level 3)
   7. Wheel and axle
6. Siphon
7. System

Components

1. Axle
   1. Bearing
   2. Clutch
   3. Gear
2. Electrical cable
   1. Chain
   2. Rope
3. Fastener
   1. Knot
   2. Nail (fastener)
   3. Nut (hardware)
   4. Rivet
4. Lock and key
5. Pipe
   1. Valve
6. Spring (device)

Tools

Tools: General

1. Tool (Level 2)
2. Container

Measuring instruments

1. Instrumentation
   1. Barometer
   2. Calipers
   3. Photometer
   4. Ruler
   5. Spectrometer
   6. Thermometer

Artist's tools

1. Ink
2. Modelling clay
3. Paint
4. Brush
5. Pastel
6. Pencil
7. Pigment
8. Pen

Hand tools

1. Axe
2. Chisel
3. Clamp
4. Drilling
5. Hammer
6. Plane (tool)
7. Saw
8. Scissors

Agricultural tools

1. Archimedes' screw
2. Harrow (tool)
3. Hoe (tool)
4. Machete
5. Plough
6. Rake (tool)
7. Sickle
8. Shovel
9. Wheelbarrow

Machinery

Farm and garden machinery

1. Chainsaw
2. Combine harvester
3. Cotton gin
4. Cultivator
5. Irrigation sprinkler
6. Lawn mower

Household appliances

1. Home appliance
2. Air conditioning
3. Clothes dryer
4. Dishwasher
5. Furnace (central heating)
6. Ironing
7. Microwave oven
8. Oven (Level 3)
9. Refrigerator
10. Sewing machine
11. Sink
12. Stove
13. Toilet
14. Vacuum cleaner
15. Washing machine

Industrial machinery

1. Centrifuge
2. Lathe
3. Loom
4. Machine press
5. Potter's wheel

Media and communication

Template:Vital article count See also Arts: Literature; Society: Mass media; and Technology: Computing and information technology

1. Means of communication
2. Broadcasting (Level 3)
3. Cathode-ray tube
4. Communications satellite
5. Flat-panel display
   1. Liquid-crystal display
6. Image
7. Image scanner
8. Mail (Level 3)
   1. Postage stamp
9. Mobile phone (Level 3)
10. Podcast
11. Printing (Level 3)
    1. Book (Level 3)
       1. Scroll
    2. Photocopier
    3. Printer
    4. Printing press
12. Radio (Level 3)
    1. Amateur radio
    2. Radio broadcasting
13. Sound recording and reproduction
    1. Loudspeaker
    2. Microphone
14. Speech synthesis
15. Telecommunications (Level 3)
    1. Signal modulation
    2. Telegraphy
    3. Telephone (Level 3)
16. Television (Level 3)
    1. Cable television
    2. Satellite television
17. Text messaging
18. Typewriter
19. Video
    1. Video camera

Medical technology

Devices

1. Artificial organ
2. Dentures
3. Prosthesis
4. Stethoscope
5. Wheelchair

Equipment

1. Bandage
2. Syringe

Techniques

1. Cardiopulmonary bypass

Diagnostic technologies

1. DNA profiling
2. Electrocardiography
3. Endoscopy

Transport

1. Ambulance

Imaging

1. Medical imaging (Level 3)
2. Magnetic resonance imaging
3. Medical ultrasonography
4. Radiography

Military technology

Military technology: General

1. Weapon (Level 3)
2. Tank
3. Military technology
4. Horses in warfare
   1. Chariot
5. Stealth technology
6. War elephant

Ammunition

1. Ammunition
2. Gunpowder (Level 3)

Armour

1. Armour (Level 3)
2. Bulletproof vest
3. Helmet
4. Chain mail
5. Plate armour
6. Shield

Explosive weapons

1. Bomb (Level 3)
2. Cluster munition
3. Improvised explosive device
4. Grenade
5. Land mine
6. Missile

Fortification

1. Fortification (Level 3)
   1. Castle
   2. Defensive wall

Incendiary weapons

1. Napalm

Melee weapons

1. Knife (Level 3)
   1. Dagger
2. Sword
   1. Katana
   2. Rapier
3. Battle axe
4. Bayonet
5. Club (weapon)
6. Spear

Military aviation

1. Military aircraft
2. Attack aircraft
3. Bomber
4. Fighter aircraft

Naval warfare

1. Aircraft carrier
2. Battleship
3. Galley
4. Naval mine
5. Ship of the line
6. Submarine
7. Torpedo
8. Warship

Projectile weapons

1. Boomerang
2. Bow and arrow
3. Crossbow
4. Firearm (Level 3)
   1. Rifle
      1. Assault rifle
   2. Handgun
   3. Machine gun
   4. Musket
   5. Shotgun
5. Gun
6. Sling

Artillery and siege

1. Artillery
2. Ballista
3. Battering ram
4. Cannon
5. Catapult
6. Mortar

Weapons of mass destruction

1. Weapon of mass destruction
2. Biological warfare
3. Chemical weapon
4. Nuclear weapon
   1. Thermonuclear weapon

Navigation and timekeeping

Template:Vital article count For units of time (hour, day, etc.), see Physical sciences – Measurement.

Timekeeping

1. Calendar (Level 3)
   1. Chinese calendar
   2. Gregorian calendar
   3. Islamic calendar
   4. Julian calendar
   5. Leap year
2. Coordinated Universal Time
3. Clock (Level 3)
   1. Watch
   2. Atomic clock
   3. Pendulum
   4. Sundial
4. Time zone
   1. Daylight saving time

Navigation

Template:Vital article count See the Cartography section under Geography for Map.

1. Navigation (Level 3)
   1. Compass (Level 3)
   2. Celestial navigation
      1. Sextant
   3. Dead reckoning
   4. Gyroscope
   5. Satellite navigation
      1. Global Positioning System
2. Radar (Level 3)
3. Sonar

Optical technology

Basics

1. Laser (Level 3)
2. Holography
3. Optical fiber

Optics

1. Lens (Level 3)
2. Anti-reflective coating
3. Diffraction grating
4. Mirror
5. Polarizer
6. Prism (optics)

Optical instruments

1. Microscope (Level 3)
   1. Electron microscope
   2. Optical microscope
2. Telescope (Level 3)
   1. Optical telescope
   2. Radio telescope
   3. Theodolite
3. Camera (Level 3)
   1. Photography (Level 3)
      1. Digital photography
      2. Fine-art photography
   2. Photographic film
4. Glasses
5. Binoculars
6. Charge-coupled device
7. Interferometry

Space

Basics

1. Space exploration (Level 3)
   1. Exploration of Mars
2. Spaceflight (Level 3)
3. Spacecraft
4. Rocket (Level 3)
   1. Launch vehicle
   2. Rocket engine
5. Satellite (Level 3)
6. Space station
7. Astronaut

Programs and launch sites

1. NASA
   1. Apollo program
   2. Kennedy Space Center
   3. Voyager program
2. Soviet space program
   1. Baikonur Cosmodrome
3. Roscosmos
4. European Space Agency
5. China National Space Administration

Crewed spacecraft

1. International Space Station
2. Mir
3. Space Shuttle
4. Saturn V
5. Soyuz (spacecraft)

Uncrewed spacecraft

1. Hubble Space Telescope
2. Sputnik 1

Ground-based observatories

1. Atacama Large Millimeter Array
2. Mauna Kea Observatories

Textiles

Fabrics and fibers

1. Textile (Level 3)
2. Canvas
3. Cotton (Level 3)
4. Felt
5. Fiber
6. Lace
7. Leather
8. Linen
9. Silk
10. Thread
11. Wool
12. Yarn

Techniques

1. Basket weaving
2. Crochet
3. Dye
4. Embroidery
5. Hand spinning
6. Knitting
7. Quilting
8. Sewing
9. Tapestry
10. Weaving

Transportation

Basics

1. Transport (Level 2)
   1. Public transport
2. Travel
3. Freight transport
   1. Cargo
4. Passport
5. Vehicle

Road transport

1. Road transport
2. Road (Level 3)
   1. Highway
      1. Controlled-access highway
   2. Trail
3. Car (Level 3)
4. Bicycle (Level 3)
   1. Cycling
5. Bus
6. Motorcycle
7. Rickshaw
8. Truck
9. Taxi
10. Van
11. Driving
    1. Parking
12. Tire
13. Filling station
14. Traffic collision

Animal-powered transport

1. Carriage
2. Cart
3. Saddle

Trains

1. Train (Level 3)
   1. Locomotive
      1. Steam locomotive
   2. Train station
2. Rail transport
3. Railway track
4. Rapid transit
   1. London Underground
   2. New York City Subway
5. High-speed rail
   1. Shinkansen
6. Monorail
7. Tram
8. Trans-Siberian Railway

Aviation

1. Aircraft (Level 3)
2. Aviation
3. Air traffic control
4. Aircraft engine
5. Airline
6. Airplane
7. Airport
8. Airship
9. Balloon (aeronautics)
   1. Hot air balloon
10. Fixed-wing aircraft
11. Glider
12. Helicopter
13. Jet aircraft
14. Parachute
15. Unmanned aerial vehicle
16. Wing

Maritime transport

1. Maritime transport
2. Ship (Level 3)
3. Canal (Level 3)
   1. Lock (water navigation)
4. Barge
5. Boat
6. Canoe
7. Cargo ship
8. Ferry
9. Fishing vessel
10. Hovercraft
11. Merchant ship
12. Passenger ship
13. Riverboat
14. Sailing
    1. Sail
15. Sailing ship
16. Shipbuilding
17. Steamship
18. Tanker

Other

1. Cable transport
2. Pipeline
3. Tractor