Page 52 of NTIS Database Search Guide by National Technical Information Service

ntis subject categories alphabetical listing with scope descriptions the ntis database search guide 52 68e-pesticides pollution control pollution by insecticides herbicides fungicides rodenticides residues decomposition studies analysis and detection soil chemistry and biology adverse biological effects ecology laws legislation and regulations public administration economics see also 57 68a 68c 68d 43f 91a 98 and 99a for effects on human health use 68g 68f-radiation pollution control involves pollution of the environment by particle and electromagnetic radiation from natural and synthetic sources including neutrons x-rays ultraviolet radiation microwaves alpha particles radon sampling and analytical techniques fallout biological and ecological effects laws legislation and regulations public administration economics see also 57 68a 68c 68d 91a 97r for effects on human health use 68g for the controlled disposal of radioactive wastes from nuclear reactors use 77g 68g-environmental health safety effects of pollution on public health and safety toxicology industrial health physiology psychology clinical medicine radiobiology animals used as research experimental models see also 41i 57 44g 68a 68b 68c 68d 91a 43f 94d and 97r 68h-environmental impact statements only actual draft and final statements are posted in this subcategory environmental impact statements describing national effects are posted here and to other appropriate subcategories for studies about environmental impact statements use 68gen 90d-biology medicine drugs cosmetics prosthetics medical equipment pesticide biology biological laboratory equipment life support equipment 90e-metallurgy metal stock metal coatings molding shaping and treating processes laminating glasses material shaping sheet metal and wire working bonding and joining cutlery etc for use of mechanical equipment use 90a 90f-electrotechnology antennas circuits and electromechanical devices electron tubes optoelectronic devices power and signal transmission devices resistive capacitive and inductive components semiconductor devices information transmission storage and retrieval communications etc 90g-instruments photographic equipment measuring and testing instruments and equipments acoustic devices etc for nuclear instruments use 90c 90h-optics lasers optical materials components equipment and systems infrared visible ultraviolet and x-ray lasers masers 90i-ordnance production and performance of projectiles fuzes explosive materials pyrotechnics and weapon systems not limited to military applications ordnance storage systems fire control systems weapons delivery systems missiles rockets and propellants directly related thereto weapons carriers tanks aircraft ships etc guns laser weapons bombs 90j-food technology pasteurizing curing canning dehydrating freezing irradiation freeze drying etc of foods and other agricultural products sanitation and fumigation of products food additives and preservatives analysis and inspection of products storage packaging and display of products cooking devices for food fermentation use 90b 90-government inventions for licensing for patents and patent applications only will be labeled as such in the report title not for bibliographies 900-general computer software 90a-mechanical devices equipment devices and equipment for fuel ignition heating illumination and refrigeration cleaning printing product handling and transportation sprinklers fire extinguishers safety motor and other land vehicles earthworking and excavating tools jacks hydraulic and pneumatic systems power transmissions couplings fasteners and joints piping drilling and mining separators locks sewing machines winding and reeling etc for metal shaping and forming use 90e for medical equipment use 90d 90b-chemistry organic and inorganic compounds batteries electrochemistry hydrocarbons lubricating compositions propellents and rocket fuels acids polymers plastics inks bleaching dyeing fertilizers food fermentation sugar and starch paper making textiles paints coatings except metal coatings chemical reactors etc 90c-nuclear technology reactors radioactive materials nuclear instrumentation nuclear radiation safety nuclear power plants and reactor engineering nuclear fusion particle accelerators plasma devices etc 44-health care 440-general 44a-planning methodology health planning theory including methods tactics techniques and policies evaluation of planning theories and processes 44b-agency administrative financial management management practices and policies regarding technical assistance evaluation of health care agency activities public relations financial management and accounting methods 44c-community population characteristics data and numerical information including health status quality of care malpractice health care needs/demands health care utilization health care cost vital statistics demographic information economic environmental nutritional and societal factors affecting health and health resource distribution 52

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