| CPU | Central Processing Unit |
| CT | Computed Tomography |
| CRM | Certified Reference Material |
| LAC | Linear Attenuation Coefficient |
| MSCT | Multy-Spectral Computed Tomography |
| Polyethylene | PE |
| Polyethylene terphtalate | PET |
| Polytetrafluoroethylene | PTFE |
| Polyvinyl-chloride | PVC |