... of regulation development. aquatic toxicology acute toxicity toxicity aquatic biology effluents waste water experimental design sampling environmental tests performance standards biological laboratories quality assurance quality control LC 50 standardization bioassay standard operating...

... the laboratory and field toxicity tests can have good environmental applicability. tests environmental tests field tests test equipment toxicity water pollution benthos aquatic animals aquatic toxicology community structure Marlin E. Tagatz^ Some Methods for Measuring Effects of Toxicants...

..., underground mines, and dioxin engineering. hazardous wastes hazardous materials pollution environmental surveys waste disposal landfills environmental engineering environmental surveys environmental tests waste treatment decontamination containment hydrogeology leanhing linings Norbert...

... applications. Industry is concerned about the proper use, safe handling, and environmental impact from product use and disposal. chemical industry labeling (marking) environmental tests environmental hazard assessment effects fate environmental regulations product stewardship waste management...

... pollution environmental surveys waste disposal earthfills environmental engineering environmental surveys environmental tests waste treatment decontamination containment hydrogeology leaching linings NorbertB. Schomaker^ Hazardous Waste Landfill Research REFERENCE: Schomaker, N. B...

... strength environmental tests moisture quality control L. L. Clements and P. R. Lee Influence of Quality Control Variables on Failure of Graphite/Epoxy Under Extreme Moisture Conditions REFERENCE: Clements, L. L. and Lee, P. R., "Influences of Quality Control Variables on Failure of Graphite/Epoxy...

...) solution. The NaCl environment causes reductions in fatigue strength of bare and coated 4340 steel. The severity of the degradation depends on the coating applied and the type of fatigue test utilized. corrosion fatigue steels protective coatings tungsten carbides environmental tests Milton...

... composites after stress cycling. composite materials mechanical properties fatigue strength residual strength modulus of elasticity environmental tests accelerated aging hybrid composites K. E. Hofer, Jr L. C. Bennett,' andM. Stander^ Effects of Moisture and Fatigue on the Residual Mechanical...

... dislocations within the plastically deforming region at the crack tip. fractography crack propagation fatigue (materials) environmental tests alloys W. L. Morris,^ J. D. Fmndsen,^ andH. L. Marcus^ Environmentally Induced Transitions in Fatigue Fracture Mode REFERENCE: Morris, W. L., Frandsen, J. D...

...) crack propagation stress ratio environmental tests argon alloy steels aluminum alloys fractures (materials) Julius Mautz^ and Volker Weiss^ Mean Stress and Environmental Effects on Near Threshold Fatigue Crack Growth REFERENCE: Mautz, Julius and Weiss, Volker, "Mean Stress and Environmental...

... aluminum alloy has no discernible effect on the stress corrosion cracking behavior of the alloy but does increase its general corrosion. composite materials graphite composites epoxy composites galvanic corrosion electrochemical corrosion environmental tests tension tests corrosion...

... environmental tests resins matrices R. E. Trabocco^ and M. Slander'^ Effect of Natural Weathering on the Mechanical Properties of Graphite/Epoxy Composite Materials' REFERENCE: Trabocco, R. E. and Slander, M., "Effect of Natural Weathering on the Mechanical Properties of Graphite/Epoxy Composite Materials...

... determined by torsional pendulum analysis as a function of exposure time. The molecular weight between crosslinks, as determined from these data, is then shown to correlate strongly with laser pyrolysis observations of chemical degradation. composite materials environmental tests weathering...

... in terms of modeling and life prediction procedures is discussed. crack propagation fatigue (materials) delay titanium alloys environmental tests temperature thermal environments T. T. Shih ~ and R. P Wei2 Influences of Chemical and Thermal Environments on Delay in a Ti-6AI-4V Alloy...

... coatings high strength steels bolts environmental tests corrosion electroplating pitting crack propagation corrosion resistant alloys Edward Taylor^ Stress-Corrosion Cracking Evaluation of Aerospace Bolting Alloys REFERENCE: Taylor, Edward, "Stress Corrosion Cracking Evaluation of Aerospace...

.... water quality aquatic biology water pollution environmental tests D. I. Mount' Biotic Monitoring REFERENCE: Mount, D. I., "Biotic Monitoring," Biological Monitoring of Water and Effluent Quality, ASTM STP 607, John Cairns, Jr., K. L. Diclcson, and G. F. Westlake, Eds., American Society for Testing...

... portion of the monitoring tank for longer than 5 min. Practical experiences on Rhine water and experiments with toxic substances suggest that this flow-through system is suited for practical application. water quality aquatic biology water pollution environmental tests toxicity C.L.M.Poels...

... as those with pure DGTBA matrices. Copolymer results are explained in terms of a simple relationship between matrix water absorption and composite fatigue life. composite materials fatigue (materials) mechanical properties epoxy resins environmental tests J. V. Gauchei, 1 I. Steg, 1 and J. E...

... with the results of previous investigations and are discussed in terms of proposed damage mechanisms. composite materials fatigue tests environmental tests nonmetallic coatings H. T. Sumsion 1 and D. P. Williams I Effects of Environment on the Fatigue of Graphite-Epoxy Composites REFERENCE: Sumsion, H...

.... radiation irradiation tensile properties mechanical properties fluence dosimetry environmental tests G. Cuttica, 1 M. Galliani, 1 T. R. Mager, 2 and S. Yanichko 2 Reactor Vessel Material Surveillance Program REFERENCE: Cuttica, G., Galliani, M,, Mager, T. R.. and Yanichko, S., "Reactor Vessel...