Think about how different the fire service is now compared to how it was 100-plus years ago. Many technological advances have helped improve how you perform and operate within immediately dangerous to life or health atmospheres. The most significant advancement is the self-contained breathing apparatus (SCBA). Your SCBA is your lifeline in a fire. By protecting you from carcinogens, heated air, and much more, it allows you to operate safely for an extended period of time. This is the reason checking your SCBA is the first thing you must do at the start of your shift. Is your SCBA functioning properly? Of course, your SCBA is operating, right?
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