-
433.
Geostatistics
Subjects
Geology
-
434.
Geothermal resources
Subjects
Earth temperatureNatural resourcesRenewable energy sources
-
435.
Glass
Subjects
CeramicsWindows
-
436.
Glass-ceramics
Subjects
CeramicsGlass
-
437.
Gliders (Aeronautics)
Subjects
-
438.
Gold mines
Subjects
Mines and mineral resourcesGold
-
439.
GPRS
Subjects
Cell phone systems
-
440.
Granular materials
Subjects
Materials
-
441.
Graphene
Subjects
-
442.
Graphic statics
Subjects
-
443.
Graphics processing units
Subjects
Computer graphics
-
444.
Green electronics
Subjects
ElectronicsSustainable engineeringGreen products
-
445.
Grenades
Subjects
BombsProjectiles
-
446.
Grinding wheels (Technology)
Subjects
Abrasives
-
447.
Gunpowder
Subjects
FirearmsExplosivesFireworks
-
448.
Haptic devices
Subjects
Computer input-output equipmentUser interfaces (Computer systems)Robotics
-
449.
Harbors
Subjects
CommunicationsCivil engineeringTransportation
-
450.
Hazardous waste site remediation
Subjects
Pollution prevention
-
451.
Hazardous waste sites
Subjects
Sanitary landfills
-
452.
Headphones
Genre/Form
Equipment
-
453.
Heat engineering
Subjects
Heat
-
454.
Heat exchangers
Subjects
CoolingTransmission of heat
-
455.
Heat pumps
Subjects
Heating installationsPumping machineryThermodynamics
-
456.
Heat recovery
Subjects
Cogeneration of electric power and heat
Last updated dated: 05/07/2025