Incident Category	Explanation	Sub Categories
Screening Events	The following incident types have been grouped under the heading “Screening Events” as they relate specifically to incidents involving screening procedures and processes. These events are grouped together as the focus of these events is effectiveness of the screening processes undertaken at an airport.	Liquids, Aerosols and Gels Prohibited item detected at screening point Prohibited item in a sterile area Prohibited item on-board aircraft Other prohibited item Positive ETD Screening Refusal