This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
US Navy NC Machinery Repairman nd Class David Sams explains how to operate SelfContained Breathing Apparatus SCBA for visitors touring USS Blue Ridge LCC . en YOKOSUKA Japan Aug Machinery Repairman nd Class David Sams explains how to operate SelfContained Breathing Apparatus SCBA for visitors touring USS Blue Ridge LCC during