🔥 SELF-CONTAINED BREATHING APPARATUS (SCBA) • A Self-Contained Breathing Apparatus permits firefighters to operate safely in atmospheres that cannot support life, including: – Immediately Dangerous to Life and Health (IDLH) conditions – Oxygen-deficient atmospheres (below 19.5% O₂) – Smoke-filled, toxic, superheated, or contaminated air • SCBA is also used when the air is unsafe, irritating, or uncomfortable (heat, smoke, particulates, off-gassing chemicals). ⸻ Composition of SCBA Air Compresse

1.6K views · 12 reactions | The Daviess County Fire Department performs fit testing for the self-contained breathing apparatus (SCBA). It’s very important to test the fit quality of the mask, as the SCBA provides airway protection from harmful contaminants on the fire ground. Watch this demonstration video with Firefighter Brandon Alvey and Inspector Keith Hurm at the Airport station. #DaviessCounty #FireRescue #SCBA | Daviess County Fiscal Court | Facebook