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References and Further Reading

 

 

  1. Abrams, Duff A.  "Effect of hydrated Lime and Other Powdered Admixtures in Concrete."  Proceedings of the American Society for Testing Materials, Vol. 20, Part 2.  1920.  Reprinted with revisions as Bulletin 8, Structural Materials Research Laboratory, Lewis Institute.  June 1925. 78 pages.  Available through PCA as LS08.

  2. ACAA, American Coal Ash Association, Alexandria, Virginia, 2001.  <http://www.acaa-usa.org>.

  3. ACI Committee 211.  "Standard Practice for Selecting Proportions for Normal, Heavyweight and Mass Concrete, ACI 211.1-91."  American Concrete Institute,  Farmington Hills, Michigan.  1987.

  4. ACI Committee 211.  "Standard Practice for Selecting Proportions for Structural Lightweight Concrete, ACI 211.2-98."  American Concrete Institute,  Farmington Hills, Michigan.  1987.  14 pages.

  5. ACI Committee 211.  "Standard Practice for Selecting Proportions for High Strength Concrete with Portland Cement and Fly Ash, ACI 211.4R-93."  American Concrete Institute,  Farmington Hills, Michigan.  1993.  13 pages.

  6. ACI Committee 232.  "Use of Fly Ash in Concrete, ACI 232.2R-96."  American Concrete Institute,  Farmington Hills, Michigan.  1996.  34 pages.

  7. ACI Committee 232.  "Use of Raw or Processed Natural Pozzolans in Concrete, ACI 232.1R-00."  American Concrete Institute,  Farmington Hills, Michigan.  2000.  24 pages.

  8. ACI Committee 233.  "Ground Granulated Blast Furnace Slag as a Cementious Constituent in Concrete, ACI 233R-95."  American Concrete Institute,  Farmington Hills, Michigan.  1995.  18 pages.

  9. ACI Committee 234.  "A Guide for the Use of Silica Fume in Concrete, ACI 234R-96."  American Concrete Institute,  Farmington Hills, Michigan.  1996.  51 pages.

  10. "Aluminum Hydroxide."  Wikipedia, the Free Encyclopedia.  14 March 2013.  <http://www.en.wikipedia.org/wiki/Aluminum_hydroxide>.

  11. "Aluminum Oxide."  Wikipedia, the Free Encyclopedia.  7 March 2013.  <http://www.en.wikipedia.org/wiki/Aluminum_oxide>.

  12. "Arsenic."  Wikipedia, the Free Encyclopedia.  19 March 2013.  <http://www.en.wikipedia.org/wiki/Arsenic>.

  13. "ASTM C150 / C150M - 12 Standard Specification for Portland Cement."  ASTM International.   <http://www.astm.org/Standards/C618.htm>.

  14. "ASTM C311 - 11b Standard Test Methods for Sampling and Testing Fly Ash or Natural Pozzolans for Use in Portland-Cement Concrete."  ASTM International.   <http://www.astm.org/Standards/C311.htm>.

  15. "ASTM C618 - 08 Standard Specification for Coal Fly Ash and Raw or Calcined Natural Pozzolan for Use in Concrete."  ASTM International.   <http://www.astm.org/Standards/C618.htm>.

  16. "ASTM C1697 - 10 Standard Specification for Blended Supplementary Cementitious Materials."  ASTM International.   <http://www.astm.org/Standards/C618.htm>.

  17. "Bases-pH Values."  The Engineering Toolbox.  Web 17 March 2013.  <http://www.engineeringtoolbox.com/bases-ph-d_402.html>.

  18. "Biomass."  Wikipedia, the Free Encyclopedia.  17 March 2013.  <http://www.en.wikipedia.org/wiki/Biomass>.

  19. "Bricks-CalStar Products."  CalStar Products.  <http://calstarproducts.com/products/fly-ash-brick-fab>.

  20. "Cadmium."  Wikipedia, the Free Encyclopedia.  2 March 2013.  <http://www.en.wikipedia.org/wiki/Cadmium>.

  21. "Cadmium Sulfide."  Wikipedia, the Free Encyclopedia.  16 March 2013.  <http://www.en.wikipedia.org/wiki/Cadmium_sulfide>.

  22. "Calcium Hydroxide."  Wikipedia, the Free Encyclopedia.  26 February 2013.  <http://www.en.wikipedia.org/wiki/Calcium_hydroxide>.

  23. "Calcium Hydroxide Ca(OH)2."  Digital Analysis Corporation.  Web 17 March 2013.  <http://www.phadjustment.com/Tarticles/Lime.html>.

  24. "Calcium Oxide."  Wikipedia, the Free Encyclopedia.  12 March 2013.  <http://www.en.wikipedia.org/wiki/Calcium_oxide>.

  25. "Calcium Sulfate."  Wikipedia, the Free Encyclopedia.  12 February 2013.  <http://www.en.wikipedia.org/wiki/Calcium_sulfate>.

  26. "Calculating Concrete Mix Proportions for Force 10,000 Concrete."  Technical Bulletin - W.R. Grace Construction Products.

  27. "Calmet, for Waste Water Treatment and Soil Remediation."  Technical Bulletin - Tessenderlo Kerley, Inc. 03 2008.  <http://www.tkinet.com>.

  28. "The Carbon Cycle and Earth's Climate."  Columbia University.  <http://www.columbia.edu/~vjd1/carbon.htm>.

  29. Chappex, T.; Scrivner, K.  "Alkali Fixation of C-S-H in Blended Concrete Pastes and it's Relation to Alkali Silica Reaction."  Cement and Concrete Research.  42, 1049-1054.

  30. "Chapter 3.  Fly Ash, Slag, Silica Fume and Natural Pozzolans."  The University of Memphis.

  31. "Chemical Comparison of Fly Ash and Portland Cement."  Technical Bulletin - Headwaters Resources, Inc.  <http://www.flyash.com>.

  32. "Chemicals Known to the State of California to Cause Cancer or Reproductive Toxicity, September 2, 2011, California Proposition 65."  State of California Environmental protection Agency Office of Environmental Health Hazard Assessment Safe Drinking Water and Toxic Enforcement Act of 1986.

  33. "Chromium."  Wikipedia, the Free Encyclopedia.  15 March 2013.  <http://www.en.wikipedia.org/wiki/Chromium>.

  34. "A Citizens Guide to In Situ Chemical Reduction."  U.S. Environmental Protection Agency.  September 2012.  <http://www.clu-in.org/download/Citizens/a_citizens_guide_to_in_situ_chemical_reduction.pdf>.

  35. "A Citizens Guide to Solidification and Stabilization."  U.S. Environmental Protection Agency.  September 2012.  <http://www.clu-in.org/download/Citizens/a_citizens_guide_to_solidification_and_stabilization.pdf>.

  36. "Citizens Guide Series to Clean-up Technologies."  U.S. Environmental Protection Agency.  September 2012.  <http://www.clu-in.org/download/Citizens/citizens_guide_to_cleanup_technologies.pdf>.

  37. "Concrete."  Wikipedia, the Free Encyclopedia.  15 March 2013.  <http://www.en.wikipedia.org/wiki/Concrete>.

  38. Cook, D.J.; Swamy, R.N., Editor.  "Natural Pozzolanas."  Cement Replacement Materials, Surrey University Press.  1986.  p.200.

  39. "Copper."  Wikipedia, the Free Encyclopedia.  12 March 2013.  <http://www.en.wikipedia.org/wiki/Copper>.

  40. "Copper Sulfide."  Wikipedia, the Free Encyclopedia.  26 February 2013.  <http://www.en.wikipedia.org/wiki/Copper_sulfide>.

  41. Coumes, Celine Cau Dit; Simone Courtois, Didier Nectoux; Stephanie Leclercq, Xavier Bourbon.  "Formulating a low-Alkalinity, High-Resistance and Low-Heat Concrete for Radioactive Waste Repositories."  Cement and Concrete Research (Elsevier Ltd.) 36 (12): 2152-2163.  doi:10.1016/j.cemconres.2006.10.005.  <http://dx.doi.org/10.1016%2Fj.cemconres.2006.10.005>.

  42. "Cyanide."  Wikipedia, the Free Encyclopedia.  3 March 2013.  <http://www.en.wikipedia.org/wiki/Cyanide>.

  43. "A December 2008 Court Decision Levied a $54 Million Penalty Against Constellation Energy, Which Had Performed a Restoration Project of Filling and Abandoned Gravel Quarry with Fly Ash; the Ash Contaminated Area Water Wells with Heavy Metals."  C&EN/12 Feb. 2009, p.45.

  44. Detwiler, Rachel J.  "Controlling the Strength Gain of Fly Ash Concrete at Low Temperatures."  Concrete Technology Today, CT003.  Portland Cement Association.  <http://www.portcement.org/pdf_files/CT003.pdf>.  2000.  pages 3-5.

  45. Detwiler, Rachel J.; Fapohunda, Chris A.; Natale, Jennifer.  "Use of Supplementary Cementing Materials to Increase the Resistant to Chloride Ion Penetration of Concretes Cured at Elevated Temperatures."  Materials Journal.

  46. Elesin, P.A.; Pavlov, A.V.; Berdov, G.I.; Mashkin, N.A.; Oglezneva, I.M.  "Mechanism of Hydration Conversion of Portland Cement in Calcium Polysulfide Solution."  Russian Journal of Applied Chemistry.  Vol. 75, No. 6, 2002.  pp. 883-887.

  47. Ferm, Richard L.  "Calcium Polysulfide Soil Stabilization Method and Compositions."  U.S. Patent #4,243,563.  06 January 1981.

  48. "Fly Ash."  U.S. Federal Highway Administration.  <http://fhwa.dot.gov/infrastructure/materialsgrp/flyash.htm>.

  49. "Fly Ash."  Wikipedia, the Free Encyclopedia.  13 March 2013.  <http://www.en.wikipedia.org/wiki/Fly_ash>.

  50. "Fly Ash Facts for Highway Engineers."  U.S. Federal Highway Administration.  <http://www.fhwa.dot.gov/pavement/recycling/fafacts.pdf>.

  51. Gebler, S.H.; Klieger, P.  "Effect of Fly Ash on the Air-Void Stability of Concrete."  Research and Development Bulletin  RD085.  Portland Cement Association.  <http://www.portcement.org/pdf_files/RD085.pdf>.  1983.  40 pages.

  52. "As a Generalization, Probably 50% of all Industrial By-Products have potential as Raw Materials for the Manufacture of Portland Cement."  Design and Concrete Mixtures.  Skokie, Illinois:  Portland Cement Association. 1988. pp.15. ISBN 0-89312-087-1.

  53. Graham, Margaret C.; Farmer, John G., Anderson; Peter; Paterson, Edward; Hillier, Stephen; Lumsdon, David G.; Bewley, Richard J.F.  "Calcium Polysulfide Remediation of Hexavalent Chromium Contamination from Chromite Ore Processing Residue."  Science of the Total Environment.  Volume 364, Issues 1-3, 01 July 2006, Pages 32-44.

  54. "Ground Granulated Blast Furnace Slag."  U.S. Federal Highway Administration.  01 January 2007.

  55. "Ground Granulated Blast Furnace Slag (GGBFS)."  Construct Ireland.  21 February 2008.

  56. Halstead, W.  "Use of Fly Ash in Concrete."  National Cooperative Highway Research Project 127.

  57. Harman, Helen.  "Beyond the Baths: It is All About Lime..."  The Roman Baths Blog.  14 March 2012.  <http://bathsblogger.blogspot.com/2012/03/its-all-about-lime.html>.

  58. Helmuth, Richard A.  "Fly Ash in Cement and Concrete."  SP040T.  Portland Cement Association.  1987.  203 pages.

  59. "How to Choose Concrete for a Project."  Wikihow.  Web 18 March 2013.  <http://www.wikihow.com/Choose_Concrete_for_a_Project>.

  60. Hvistendahl, Mara.  "Coal is More Radioactive than Nuclear Waste."  Scientific American.  13 December 2007.  <http://scientificamerican.com/article.cfm?id=coal-ash-is-more-radioactive-than-nuclear-waste>.

  61. "Hydrogen Sulfide."  Wikipedia, the Free Encyclopedia.  14 March 2013.  <http://www.en.wikipedia.org/wiki/Hydrogen_sulfide>.

  62. Idorn, M.G.,  "Concrete Progress from the Antiquity to the Third Millennium."  London: Telford.  1997.

  63. "In-Situ Treatment of Soil and Groundwater Contaminated with Chromium."  U.S. Environmental Protection Agency, 2000.  EPA/625/R-005, October 2000, 84p.

  64. "Iron(II) Hydroxide."  Wikipedia, the Free Encyclopedia.  14 March 2013.  <http://www.en.wikipedia.org/wiki/Iron(II)_hydroxide>.

  65. "Iron(II) Oxide."  Wikipedia, the Free Encyclopedia.  15 March 2013.  <http://www.en.wikipedia.org/wiki/Iron(II)_oxide>.

  66. "Is Fly Ash an Inferior Building and Structural Material?"  Science in Dispute.  2003.

  67. Jacobs, Jim.  "Tech Memo #100: Hexavalent Chromium In-Situ Remediation."  Technical Bulletin - Environmental Bio-Systems, Inc.

  68. Jacobs, Jim.  "Metals Stabilization Using Geochemical Fixation."  <http://www.ebsinfo.com/Metals_Stabilization.pdf>.

  69. Jacobs, Jim; Hardison, Roy L.; Rouse, Jim V.;  "In-Situ Treatment of Heavy Metals Using Sulfur-Based Treatment Technologies."

  70. Jacobs, J.  "In-Situ Liquid Delivery Systems for Chemical Oxidation, Bioremediation and Metals Stabilization, Association for Environmental Health and Sciences, 11th Annual West Coast Conf. on Contaminated Soils, Sediments and Water."  21 March 2001.  San Diego, California, Abstracts.

  71. "Lead."  Wikipedia, the Free Encyclopedia.  8 March 2013.  <http://www.en.wikipedia.org/wiki/Lead>.

  72. "Lead Sulfide."  Wikipedia, the Free Encyclopedia.  26 February 2013.  <http://www.en.wikipedia.org/wiki/Lead_sulfide>.

  73. "Lime Sulfur."  Wikipedia, the Free Encyclopedia.  12 March 2013.  <http://www.en.wikipedia.org/wiki/Lime_sulfur>.

  74. "Lime Sulfur Spray."  Technical Bulletin - Bonide Products, Inc., EPA reg. No. 4-402.

  75. "Magnesium Hydroxide."  Wikipedia, the Free Encyclopedia.  12 March 2013.  <http://www.en.wikipedia.org/wiki/Magnesium_hydroxide>.

  76. Malhorta, V.M.  "Pozzolanic and Cementious Materials."  Gordon and Breach Publishers, Amsterdam.  1996.  208 pages.

  77. "Managing Coal Ash Combustion Residues in Mines, Committee on Mine Placement of Coal Combustion Wastes."  National Research Council of the National Academies.  2006.

  78. "Material Safety Data Sheet - Calcium Polysulfide."  Graus Chemicals.  01 November 2012.

  79. Mehta, P.K.  "Natural Pozzolans: Supplementary Cementing Materials in Concrete."  CANMET. 1987. Special Publication 86: 1-33.

  80. "Mercury."  Wikipedia, the Free Encyclopedia.  19 March 2013.  <http://www.en.wikipedia.org/wiki/Mercury>.

  81. "Mercury Sulfide."  Wikipedia, the Free Encyclopedia.  14 March 2013.  <http://www.en.wikipedia.org/wiki/Mercury_sulfide>.

  82. Messer, Andrew; Storch, Peter; Palmer, David.  "In-Situ Remediation of a Chromium-Contaminated Site using Calcium Polysulfide."  URS Corporation.  Southwest Hydrology.  September/October 2003.

  83. "Metakaolin."  Wikipedia, the Free Encyclopedia.  15 March 2013.  <http://www.en.wikipedia.org/wiki/Metakaolin>.

  84. "Molybdenum."  Wikipedia, the Free Encyclopedia.  10 March 2013.  <http://www.en.wikipedia.org/wiki/Molybdenum>.

  85. "Molybdenum Disulfide."  Wikipedia, the Free Encyclopedia.  3 March 2013.  <http://www.en.wikipedia.org/wiki/Molybdenum_disulfide>.

  86. "Notice of Data Availability on the Disposal of Coal Combustion Wastes in Landfills and Surface Impoundments."  U.S. Environmental Protection Agency.  29 August 2007.  <http://edocket.access.gpo.gov/2007/pdf/E7-17138.pdf>.  Federal Register 49714.  <http://edocket.access.gpo.gov/2007/pdf/E7-17138.pdf>.

  87. "Notice of Determination on Wastes From the Combustion of Fossil Fuels."  U.S. Environmental Protection Agency.  22 May 2000.  <http://frwebgate.access.gpo.gov/cgi-bin/getpage.cgi?dbname=2000_register&position=all&page=32214>.   Federal Register Vol. 65, No. 99. p. 32214.  <http://frwebgate.access.gpo.gov/cgi-bin>.

  88. "Oversight Hearing: How Should the Federal Government Address the health and Environmental Risks of Coal Combustion Wastes?"  House Committee on Natural Resources, Subcommittee on Energy and Mineral Resources.  10 June 2008.  < http://naturalresources.house.gov/calendar/eventsingle.aspx?EventID=165354>.

  89. Papp, J.A.; Wojtowicz, G.A.; Rice, Ph.D., D.A.  "Decontamination of Biological Agents."  US Patent #7,754,465 B2.  13 July 2010.

  90. "Performance of Energetically Modified Cement (EMC) and Energetically Modified Fly Ash (EMFA) as Pozzolan."  <http://www.sintef.info/upload/Performance_of_energetically_modified_cement.pdf>.  SINTEF.  <http://sintef.info/upload>.

  91. "Portland Cement."  Wikipedia, the Free Encyclopedia.  12 March 2013.  <http://www.en.wikipedia.org/wiki/Portland_cement>.

  92. "Potassium Hydroxide."  Wikipedia, the Free Encyclopedia.  13 March 2013.  <http://www.en.wikipedia.org/wiki/Potassium_hydroxide>.

  93. "Pozzolan."  Wikipedia, the Free Encyclopedia.  20 February 2013.  <http://www.en.wikipedia.org/wiki/Pozzolan>.

  94. Pyrih, R.Z.; Rouse, J.V.; Krauth, P.; Hardison, R.L.  "In Situ Geochemical Fixation of Uranium and Molybdenum using Calcium Polysulfide."  Flour Daniel GTI, Cotter Corp., Best Sulfur Products, Society for Mining, Metallurgy and Exploration, Inc., presentation for SME annual meeting, Orlando, FL. 09-11 March 1998.

  95. "Radioactive Elements in Coal and Fly Ash: Abundance, Forms and Environmental Significance."  U.S. Geological Survey Fact Sheet.  October 1997.  <http://pubs/usgs.gov/fs/1997/fsl63-97/FS-163-97.pdf>.

  96. Reid, Henry.  "A Practical Treatise on the Manufacture of Portland Cement."  London:  E. & F.N. Sponsors, 1868.

  97. "Reregistration Eligibility Decision for Inorganic Polysulfides, List D, Case No. 4054." Approved by Edwards, Ph.D., Debra, Director.  Special Review and Reregistration Division, Office of Pesticide Programs, U.S. Environmental Protection Agency.  30 September 2005. 

  98. Rouse, J.V.; Leahy, M.C.; Brown, R.A.  "A Geochemical Way to Keep Metals at Bay."  Environmental Engineering World.  May-June, 1996.

  99. Sabatini, D.A.; Knox, R.C.; Tucker, E.E.; Puls, R.W.  "Innovative Measures for Subsurface Chromium Remediation: Source Zone, Concentrated Plume and Dilute Plume."  U.S. Environmental Protection Agency, Environmental Research Brief.  EPA/600/S-97/005.  September 1997.

  100. Scott, Allan N.; Thomas, Michael, D.A.  "Evaluation of Fly Ash from Co-Combustion of Coal and Petroleum Coke for Use in Concrete."  ACI Materials Journal (American Concrete Institute) 104 (1): 62-70.

  101. "Selenium."  Chemicool Periodic Table.  Chemicool.com.  09 October 2012.  <http://www.chemicool.com/elements/selenium.html>.

  102. "Selenium."  Wikipedia, the Free Encyclopedia.  12 March 2013.  <http://www.en.wikipedia.org/wiki/selenium>.

  103. "Silicon."  Wikipedia, the Free Encyclopedia.  19 March 2013.  <http://www.en.wikipedia.org/wiki/Silicon>.

  104. "Silicon Dioxide."  Wikipedia, the Free Encyclopedia.  7 March 2013.  <http://www.en.wikipedia.org/wiki/Silicon_dioxide>.

  105. Snellings, R.; Mertens, G.; Elsen, J.  "Supplementary Cementious Materials."  Reviews in Mineralogy and Geochemistry.  2012.  74:211-278.

  106. "Sodium Hydroxide."  Wikipedia, the Free Encyclopedia.  17 March 2013.  <http://www.en.wikipedia.org/wiki/Sodium_hydroxide>.

  107. "Sodium Oxide."  Wikipedia, the Free Encyclopedia.  23 February 2013.  <http://www.en.wikipedia.org/wiki/Sodium_oxide>.

  108. Spence, R.J.S.  "Building Materials in Developing Countries."  Wiley and Sons, London.  1983.

  109. "Sulfide."  Wikipedia, the Free Encyclopedia.  21 February 2013.  <http://www.en.wikipedia.org/wiki/Sulfide>.

  110. "Sulfide Precipitation of Heavy Metals:  Effect of Complexing Agents."  United States Environmental Protection Agency, EPA-600/S2-84-023.  March 1984.

  111. "Sulfite."  Wikipedia, the Free Encyclopedia.  10 March 2013.  <http://www.en.wikipedia.org/wiki/Sulfite>.

  112. "Sulfur Cycle."  Wikipedia, the Free Encyclopedia.  14 March 2013.  <http://www.en.wikipedia.org/wiki/Sulfur_cycle>.

  113. "Sulfur."  Wikipedia, the Free Encyclopedia.  13 March 2013.  <http://www.en.wikipedia.org/wiki/Sulfur>.

  114. "Technology Performance Review: Selecting and Using Solidification/Stabilization Treatment for Site Remediation."  NRMRL, U.S. Environmental Protection Agency.  Cincinnati, OH.  2009.

  115. Thomasser, R.; Rouse, J.V.  "In-Situ Remediation of Chromium Contamination of Soil and Groundwater."  Montgomery-Watson.

  116. Tikalsky, P.J.; Carrasquillo, R.L.  "Effect of Fly Ash on the Sulfate Resistance of Concrete Containing Fly Ash."  Research Report 481-1, Center for Transportation Research, Austin, Texas.  1988.  317 pages.

  117. "Transitional Metal."  Wikipedia, the Free Encyclopedia.  4 March 2013.  <http://www.en.wikipedia.org/wiki/Transitional_metals>.

  118. "Treatment of Soluble Metal Streams."  Groundwater Resources Association of California; Hydro-Visions.  Volume 10, No. 2.  Summer 2001.

  119. "Tricalcium Aluminate."  Wikipedia, the Free Encyclopedia.  22 April 2012.  <http://www.en.wikipedia.org/wiki/Tricalcium_aluminate>.

  120. "Uranium."  Wikipedia, the Free Encyclopedia.  14 March 2013.  <http://www.en.wikipedia.org/wiki/Uranium>.

  121. "US EPA Chart Comparing Sulfide and Hydroxide Solubilities."  United States Environmental Protection Agency Publication, EPA-600/2-82-OIIC.

  122. "Using Coal Ash in Highway Construction - A Guide to Benefits and Impacts."  U.S. Environmental Protection Agency.  <http://www.epa.gov/epaoswer/osw/conserve/c2p2/pubs/greenbk508.pdf>.

  123. "Utilizing Paste Technology for Reclamation of the Ute-Ulay Tailings Impoundments, Lake City, Colorado."  U.S. EPA Contaminated Site Cleanup Information (CLU-IN).  21 August 2012.  <http://www.clu-in.org/products/tins/tinsone.cfm?num=19389038>.

  124. Van Slyke, L.L.; Hedges, C.C.; Bosworth, A.W.  "A Chemical Study of the Lime-Sulfur Wash."  New York Agricultural Experiment Station, Geneva, N.Y.  December 1909, Bulletin No. 319.  Available at the University of Illinois at Urbana-Champaign.

  125. "What is Lime?"  Singleton Birch Natural Hydraulic Lime.  <http://www.naturalhydrauliclime.com/index.php?display=what_is_lime>.

  126. Winter, Mark.  "Selenium."  Web Elements, the Periodic Table on the Web.  2012.  <http://webelements.com/selenium/>.

  127. "Zinc."  Wikipedia, the Free Encyclopedia.  12 March 2013.  <http://www.en.wikipedia.org/wiki/Zinc>.

  128. "Zinc Sulfide."  Wikipedia, the Free Encyclopedia.  15 March 2013.  <http://www.en.wikipedia.org/wiki/Zinc_sulfide>.

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