42 Technical services, consulting services, and computer software services, namely: Managing and executing the purchasing process for chemicals and gases; managing delivery of chemicals and gases; receiving chemicals and gases; maintaining and managing an inventory of chemicals and gases; warehousing chemicals and gases; storage of chemicals and gases; inspecting chemicals and gases; testing chemicals and gases; labeling chemicals and gases; shelf-life management of chemicals and gases; stock room management of chemicals and gases; material tracking of chemicals and gases; in-plant distribution of chemicals and gases; environmental reporting of chemicals and gases; analyzing work processes to identify and implement opportunities that reduce chemical and gas life cycle costs; creating process efficiency improvements related to chemicals and gases; operating and maintaining information management systems to manage the ordering, usage, Material Safety Data Sheets, waste tracking, chemical efficiency, monitoring, environmental-health-and-safety reporting, and processing of billing information for chemicals and gases; providing infomediary services relating to chemicals and gases; and, waste disposition, hazardous material sourcing, waste profiling, waste manifesting, waste transportation, emergency spill response, regulatory reporting, and disposal site auditing of chemicals and gases.