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→Air respirators
===Air respirators===
===Air respirators===
[[file:wellsite-safety_fig1.jpg|thumb|300px|{{figure number|1}}Typical self-contained breathing apparatus (SCBA). Photo © Scott Aviation.]]
Air respirators require specific training before they can be used in life-threatening environments. There are two general types of air respirators designed for personal use:
Air respirators require specific training before they can be used in life-threatening environments. There are two general types of air respirators designed for personal use: