40 Technical consulting services regarding the manufacturing of equipment, control systems, and machinery in the fields of mining, oil and gas production and processing; Consulting services in the field of water treatment; Consulting services in the field of wastewater treatment; Consulting services in the field of food processing and treatment; Consulting services in the field of processing animal hides and leather; Consulting services in the field of industrial toxic waste treatment; Providing information relating to material treatment; Custom additive manufacturing for others; Custom additive manufacturing in the mining, water, wastewater and gas treatment, pharmaceuticals and household chemicals industries; Technical consulting services regarding the manufacture of equipment, control systems, and machinery in the fields of mining, oil and gas production and treatment, water treatment and purification, solid waste treatment, environmental remediation, paper and wood pulp manufacturing, textile manufacturing, and leather tanning; research and development and consultation related thereto in the fields of chemistry relating to manufacture, chemical processes related to manufacturing, industrial processes related to manufacturing, mining, oil and gas production and treatment, water treatment, wastewater treatment, solid waste treatment, environmental remediation in the field of hazardous materials management and regarding the treatment of soil, waste, and waste water, paper and wood pulp manufacturing regarding chemical process, textile manufacturing regarding chemical process, and leather tanning regarding chemical process, and hazardous materials management, namely, decontamination and detoxification