-
409.
Furnaces
Subjects
Steam-boilersHeating
-
410.
Fusion reactors
Subjects
Controlled fusion
-
411.
Fuzzy systems
Subjects
System analysis
-
412.
Galleons
Subjects
Sailboats
-
413.
Gallium arsenide semiconductors
Subjects
Semiconductors
-
414.
Garages
Subjects
Buildings
-
415.
Gas detectors
Subjects
Chemical detectors
-
416.
Gas distribution
Subjects
-
417.
Gas engineering
Subjects
Chemical engineeringMining engineering
-
418.
Gas fields
Subjects
Mines and mineral resources
-
419.
Gas industry
Subjects
Energy industriesChemical industry
-
420.
Gas pipelines
Subjects
-
421.
Gas purification
Subjects
Industrial chemistry
-
422.
Gas-lighting
Subjects
Lighting
-
423.
Gas-turbines
Subjects
Thermal machinesTurbines
-
424.
Gaseous fuels
Subjects
Fossil fuels
-
425.
Gearing
Subjects
MachineryWheels
-
426.
Geiger-Müller counters
Subjects
Ionization chambersNuclear countersRadiationTransducersVacuum-tubes
-
427.
Geochemical prospecting
Subjects
GeochemistryProspecting
-
428.
Geomatics
Subjects
Information scienceEarth sciences
-
429.
Geophysical exploration
Subjects
GeophysicsProspecting
-
430.
Geospatial data
Subjects
GeomaticsGeographic information systems
-
431.
Geostatistics
Subjects
Geology
-
432.
Geothermal resources
Subjects
Earth temperatureNatural resourcesRenewable energy sources
Last updated dated: 27/04/2025