Firefiegther Drill – SCBA Confidence & Maze Training. Today’s Group B morning drill focused on self-contained breathing apparatus (SCBA) confidence and maze navigation under zero-visibility conditions using blacked-out masks. By removing the ability to see, firefighters are challenged to rely on their other senses and critical thinking to navigate through confined and unpredictable spaces—skills essential for real-life fireground situations. The second portion of the drill involved hose coupling