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→Personal safety equipment
Either style should be rated to reduce the noise level below 85 decibels.
Either style should be rated to reduce the noise level below 85 decibels.
[[file:wellsite-safety_fig1.jpg|thumb|{{figure number|1}}Typical self-contained breathing apparatus (SCBA). (Photo. Copyright: Scott Aviation.]]
===Gas monitors===
===Gas monitors===
* The 5-minute air tank with a face mask is designed to provide emergency escape from the site
* The 5-minute air tank with a face mask is designed to provide emergency escape from the site
* The more familiar self-contained breathing apparatus (SCBA or air pack) is designed for short-term work in hazardous environments (Figure 1).
* The more familiar self-contained breathing apparatus (SCBA or air pack) is designed for short-term work in hazardous environments ([[:file:wellsite-safety_fig1.jpg|Figure 1]]).
[[file:wellsite-safety_fig1.jpg|thumb|{{figure number|1}}Typical self-contained breathing apparatus (SCBA). (Photo. Copyright: Scott Aviation.]]
In using either system, a good face mask fit is essential. Because facial hair tends to break the seal, beards are often not permitted on the wellsite. On drilling rigs where known hazards from poisonous gas exist, air lines are installed and workers plug their individual air hoses into the manifold system.
In using either system, a good face mask fit is essential. Because facial hair tends to break the seal, beards are often not permitted on the wellsite. On drilling rigs where known hazards from poisonous gas exist, air lines are installed and workers plug their individual air hoses into the manifold system.