| Urine [Laboratory] |  Urine sample provided following Chain of Custody Collection Procedures. 
  Confirmation through GC/LC /MS | 
              
                | Urine [Point of Care] |  Urine sample provided following Chain of Custody Collection Procedures. 
  Samples tested on site 
  Samples which are sent to lab are confirmed through GC/LC /MS 
 | 
              
                | Hair |  Hair sample taken following Chain of Custody Collection Procedures | 
              
                | Oral Fluid |  Oral swab sample taken following Chain of Custody Collection Procedures. | 
              
                | PEth [Phosphatidylethanol] |  A blood test (finger prick) used to measure the level of PEth, which is a specific direct alcohol biomarker. | 
              
                | Soberlink |  Handheld breathalyzer device detects breath alcohol concentration. |