Description
Inspection and Laboratory Services (except medical/dental): Fuels, Lubricants, Oils, and Waxes

Includes
Includes: Commercial Testing and Laboratory Services

Excludes
Excludes: Medical and Dental Laboratory Services

Possible NAICS Codes
541990 – All Other Professional, Scientific, and Technical Services
424710 – Petroleum Bulk Stations and Terminals
541620 – Environmental Consulting Services
541380 – Testing Laboratories and Services
237120 – Oil and Gas Pipeline and Related Structures Construction
324191 – Petroleum Lubricating Oil and Grease Manufacturing
457210 – Fuel Dealers
811310 – Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
333132 – Oil and Gas Field Machinery and Equipment Manufacturing