Welding equipment acetylene gas cylinder with pressure gauges on the oxygen tank
Energy Power Industry Alternative Fuel Words Magnifying Glass
old rusted gas tank on sand beach
Music recording studio control room with pre amp used for volume level adjustments. Stereo equipment as equalizer, mixer, switchers and
Diver puts regulator second stage in mouth underwater in slow motion. Demonstration of regulator recovery skill purging excess water and resuming breathing normally. Air hose removed from mouth slowmo