-
433.
Green electronics
Subjects
ElectronicsSustainable engineeringGreen products
-
434.
Grenades
Subjects
BombsProjectiles
-
435.
Grinding wheels (Technology)
Subjects
Abrasives
-
436.
Gunpowder
Subjects
FirearmsExplosivesFireworks
-
437.
Harbors
Subjects
CommunicationsCivil engineeringTransportation
-
438.
Hazardous waste site remediation
Subjects
Pollution prevention
-
439.
Hazardous waste sites
Subjects
Sanitary landfills
-
440.
Headphones
Genre/Form
Equipment
-
441.
Heat engineering
Subjects
Heat
-
442.
Heat exchangers
Subjects
CoolingTransmission of heat
-
443.
Heat pumps
Subjects
Heating installationsPumping machineryThermodynamics
-
444.
Heat recovery
Subjects
Cogeneration of electric power and heat
-
445.
Heat storage
Subjects
Heat engineering
-
446.
Heat-engines
Subjects
EnginesHeat engineering
-
447.
Heating
Subjects
Home economicsEnvironmental engineering (Buildings)FireHeat engineering
-
448.
Helicopters
Subjects
AeronauticsFlying machines
-
449.
Helmets
Subjects
Armor
-
450.
High density lipoproteins
Subjects
Blood lipoproteins
-
451.
High performance computing
Subjects
Computer science
-
452.
High pressure (Technology)
Subjects
High pressure (Science)Industrial chemistry
-
453.
High speed trains
Subjects
Railroad trains
-
454.
High technology
Subjects
Technology
-
455.
High technology industries
Subjects
Industry
-
456.
High-fidelity
Subjects
ElectronicsDigital sound recording and reproducing
Last updated dated: 20/10/2024