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(1) - Fly ash for general manufacturing use; bottom ash for general manufacturing use
(2) - Cement; cement incorporating coal-combustion byproducts; building materials, namely, fly ash; building materials, namely, bottom ash
(3) - Business management and operation for others of power plants, silos, landfills, and ash ponds; marketing services
(4) - Repair and maintenance of power plants, silos, landfills, and ash ponds; construction project management services; construction of landfills and ash ponds and caps and covers therefor; solid waste landfill services
(5) - Transportation and storage of coal-combustion byproducts, fly ash and bottom ash
(6) - Processing coal-combustion byproducts to beneficiate such products for further use; treatment of waste water; treatment of waste water in the nature of eliminating ash ponds for utility companies; environmental remediation services, namely, treatment of soil, waste, and water
(7) - Engineering design services; providing quality assurance services in the field of power plants, silos, landfills, and ash ponds; environmental assessment, evaluation, design, and forensic engineering of power plants, silos, landfills, and ash ponds; hydrogeological assessments and evaluation; computer modeling services; engineering services in the field of long-term coal combustion by-product management
(8) - Reviewing standards and practices to assure compliance with environmental regulation and laws; advice and consultancy on environmental regulatory matters
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