Public Safety committee  To maybe make it a bit simpler, there are thresholds, but when you read the ion scan results, it's either a pass or a fail. If the item being swabbed falls below the threshold of the variety of substances we're testing for, then it's a pass.

Public Safety committee  Below the threshold?

Public Safety committee  In terms of corrections, the visitor proceeds with the next phase of entering the institution.

Public Safety committee  Based on the scan, the ion scan has given the visitor a pass and they proceed.