-
913.
Scalextric toys
Subjects
Automobiles
-
914.
School furniture
Subjects
School facilitiesFurniture
-
915.
Scientific satellites
Subjects
Artificial satellites
-
916.
Sculpture materials
Subjects
Artists' materials
-
917.
Sea-power
Subjects
Naval art and science
-
918.
Seaplanes
Subjects
AeronauticsAirplanes
-
919.
Security systems
Subjects
-
920.
Seismic prospecting
Subjects
Geophysical explorationSeismology
-
921.
Seismic reflection method
Subjects
Seismic prospecting
-
922.
Seismometers
Subjects
Measuring instrumentsSeismology
-
923.
Semiconductor diodes
Subjects
Semiconductors
-
924.
Semiconductor lasers
Subjects
LasersSemiconductors
-
925.
Sensor networks
Subjects
Detectors
-
926.
Service life (Engineering)
Subjects
Reliability (Engineering)
-
927.
Service-oriented architecture (Computer science)
Subjects
Computer network architecturesElectronic data interchangeData mining
-
928.
Servlets
Subjects
-
929.
Servomechanisms
Subjects
AutomationAutomatic controlFeedback control systems
-
930.
Sewage
Subjects
Sewerage
-
931.
Sewage disposal plant
Subjects
Purification of sewageRefuse disposal facilities
-
932.
Sewing machines
Subjects
Sewing
-
933.
Sexting
Subjects
-
934.
Shielding (Electricity)
Subjects
Electronics
-
935.
Shielding (Radiation)
Subjects
Nuclear engineeringRadiation
-
936.
Shipbuilding
Subjects
Industry
Last updated dated: 18/04/2026