A six stage process

• Choose your mouthpiece
• A unique serial number is allocated for confidentiality
• Keep your hands at your sides
• Blow out strongly through mouthpiece until told to stop
• Results are printed, labelled with your serial number and placed in a tamper-proof bag
• You sign the tamper-proof bag to confirm that the sample is yours

In this section

• Our process
• The test
  • Drug test
  • Alcohol test
• Mobile vehicles