Page 40 of NTIS Database Search Guide by National Technical Information Service

ntis subject categories alphabetical listing by all categories the ntis database search guide 40 civil engineering construction equipment materials and supplies 50c clinical chemistry 57d clinical medicine 57e coatings colorants and finishes 71e combat vehicles 79d combustion and ignition 81a combustion engines and propellants electric and ion propulsion 81b combustion engines and propellants 81 common carrier and satellite 45c communication 45 communication graphics 45e communication and information theory 45g communication policies regulations and studies 45a communications sociopolitical 45d communications verbal 45f composite materials 71f computer aided design cad 41a computer aided manufacturing cam 41b computer control systems and control theory 62c computer hardware 62a computer information processing standards 62d computer information theory 62e computer software 62b computers control and information theory 62 consumer affairs 96d corrosion and corrosion inhibition 71g cytology genetics and molecular biology 57f dentistry 57g detection and countermeasures 63 detonations explosion effects and ballistics 79e dynamic oceanography 47b ecology 57h education law and humanities 92d elastomers 71h electric power production 97i electric power transmission 97e electromagnetic and acoustic countermeasures 63b electromechanical devices 49c electron tubes 49d electronic resistive capacitive and inductive components 49g electrotechnology 49 energy 97 energy environmental studies 97r energy policies regulations and studies 97g energy reserves 97a energy use supply and demand 97b engine studies energy related 97l engineering materials 41k environmental engineering 94e environmental health and safety 68g environmental impact statements 68h environmental pollution and control 68 fibers and textiles 71i fisheries and aquaculture 98f fluid mechanics 46b food technology 98h forestry 48d fuel and propellant tanks 81c fuel conversion processes 97f fuels 97k fusion devices thermonuclear 77a geology and geophysics 48f geothermal energy 97p global navigation systems 85f government inventions biology and medicine 90d government inventions chemistry 90b government inventions electrotechnology 90f government inventions food technology 90j government inventions instruments 90g government inventions mechanical devices and equipment 90a government inventions metallurgy 90e government inventions nuclear technology 90c government inventions optics and lasers 90h government inventions ordnance 90i government inventions for licensing 90 guns 79g health care 44 health care agency administrative and financial management 44b health care assessment and quality assurance 44d 40

[close]