40 Environmental remediation services being treatment of polluted ground waters; Environmental remediation services being treatment of polluted landfills; Environmental remediation services, namely, treatment of soil and water; Environmental remediation services, namely, treatment of soil and groundwater contaminants, including crude oil, gas condensate, refined petroleum products, and metals; Hazardous waste treatment services; Oil well prospecting, namely, perforation and spill treatment; Treatment of waste water in the field of environmental pollution control