A breathing apparatus or breathing set is equipment which allows a person to breathe in a hostile environment where breathing would otherwise be impossible, difficult, harmful, or hazardous, or assists a person to breathe.
Subcategories
This category has the following 6 subcategories, out of 6 total.
Pages in category "Breathing apparatus"
The following 32 pages are in this category, out of 32 total. This list may not reflect recent changes.