"Vendor" means a person who is engaged in the business of selling, leasing, installing, or offering to sell, lease, or install particle accelerators or machine components or is engaged in the business of furnishing or offering to furnish particle accelerator services, which includes, but is not limited to, reinstalling, reassembling, leasing, servicing, maintenance, calibration, and repair of particle accelerator equipment, facility and shielding design, radiation surveys, instrument calibration, personnel dosimetry, processor cleaning and maintenance, and health physics consultations.
S.C. Code Regs. § 61-65.VIII.RHC 8.40