DATABASE GUIDE - National Technical Information Service

NTIS Subject Categories - Alphabetical Listing by All Categories42Radio and Television Equipment .......................................(45B)Radio Frequency Detection ............................................... (63H)Radio Frequency Waves .................................................... (46H)Radioactive Wastes and Radioactivity ............................. (77G)Radiobiology ....................................................................... (57V)Railroad Transportation ......................................................(85I)Reciprocating and RotatingCombustion Engines ...................................................... (81J)Recording Devices .............................................................. (82C)Reference Materials ............................................................(88E)Refractory Metals and Alloys ............................................(71P)Research Program Administrationand Technology Transfer ...............................................(70E)Road Transportation .......................................................... (85H)Robotics/Robots ................................................................. (41C)Rocket Engines and Motors .............................................. (81G)Rocket Propellants ............................................................. (81H)Rockets ................................................................................ (79H)Seismic Detection .................................................................(63I)Semiconductor Devices ...................................................... (49H)Snow, Ice, and Permafrost ................................................. (48H)Social Concerns .................................................................. (92C)Soil and Rock Mechanics .................................................. (50D)Soil Sciences .........................................................................(48E)Solar Energy ....................................................................... (97N)Solid State Physics ............................................................. (46D)Solid Wastes Pollution and Control .................................. (68C)Solvents, Cleaners, and Abrasives .................................... (71Q)Space Extraterrestrial Exploration ...................................(84B)Space Launch Vehicles andSupport Equipment .......................................................(84E)Space Safety .........................................................................(84F)Space Technology .................................................................. (84)Spacecraft Trajectories andFlight Mechanics ........................................................... (84D)State and Local Governments -Transportation .............................................................. (43G)State and Local Government Energy ................................(43E)State and Local Governments -Human Resources ......................................................... (43C)State and Local Governments Police, Fire,and Emergency Services .............................................. (43D)Statistical Analysis ..............................................................(72F)Stress Physiology ............................................................... (57W)Structural Mechanics ..........................................................(46E)Surface-Launched Missiles ............................................... (75G)Surgery ................................................................................ (57X)Tissue Preservation and Storage .......................................(95B)Tooling, Machinery, and Tools ...........................................(94F)Toxicology ........................................................................... (57Y)Transportation ....................................................................... (85)Transportation Safety ........................................................ (85D)Tribology ..............................................................................(41L)Underwater Construction and Habitats .......................... (47H)Underwater Ordnance .........................................................(79I)Underwater-Launched Missiles ........................................ (75H)Unmanned Spacecraft ....................................................... (84G)Urban Administration and Planning ................................ (91G)Urban and Regional Technologyand Development ............................................................. (91)Urban and Regional TechnologyCommunications ........................................................... (91D)Urban Economic Studies .................................................... (91J)Urban Emergency Services and Planning .........................(91I)Urban Environmental Managementand Planning ................................................................. (91A)Urban Fire Services, Law Enforcement,and Criminal Justice .................................................... (91C)Urban Health Services ........................................................(91F)Urban Housing ....................................................................(91E)Urban Recreation ................................................................(91L)Urban Regional Administrationand Planning ................................................................. (91H)Urban Social Services ........................................................ (91K)Urban Transportation and Traffic Planning ....................(91B)Water Pollution and Control ............................................. (68D)Weather Modification .........................................................(55F)Wood and Paper Products ................................................. (71R)Zoology .................................................................................(57Z)42