Symbol 3637 from ISO 7000 - Title/Meaning: Protective equipment for rescuer activities Function/description: o identify protective equipment suitable for use by firefighters undertaking specific rescue activities and to conform with requirements for personal protective equipment for such activities.
Additional information: 
This symbol may be used in conjunction with other symbols.
Own work using: iso.org/obp/graphics/grs/3a59d8bd-ac06-4283-951d-511f401a9c48 200.png
Vectorization:  Mrmw