-
793.
Plating
Subjects
-
794.
Plows
Subjects
Agricultural instrumentsAgricultural machinery
-
795.
Plumbing
Subjects
Environmental engineering (Buildings)
-
796.
Pneumatic control
Subjects
Automatic control
-
797.
Pneumatic machinery
Subjects
Compressed airPneumatics
-
798.
Polikarpov aircraft
Subjects
Fighter planes
-
799.
Polil (Trademark)
Subjects
Trademarks
-
800.
Pollution
Subjects
Effect of human beings on naturePublic health
-
801.
Popular (Trademark)
Subjects
Trademarks
-
802.
Portable computers
Subjects
Mobile computingMicrocomputers
-
803.
Postharvest technology
Subjects
-
804.
Powder metallurgy
Subjects
-
805.
Power electronics
Subjects
ElectronicsElectric power
-
806.
Power resources
Subjects
Natural resources
-
807.
Power windows
Subjects
-
808.
Power-plants
Subjects
-
809.
Predictive control
Subjects
Automatic control
-
810.
Preservation of materials
Subjects
Materials
-
811.
Pressure vessels
Subjects
High pressure (Science)Pressure
-
812.
Pressurized water reactors
Subjects
Nuclear reactors
-
813.
Prestel (Videotex system)
Subjects
Videotex systems
-
814.
Prestige oil spill, Spain, 2002
Subjects
Environmental disasters
-
815.
Prevention programs
Subjects
-
816.
Printed circuits
Subjects
Electronic apparatus and appliancesElectric circuitsElectronic circuitsMicroelectronics
Last updated dated: 27/04/2025