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A worker needs to enter a confined space to tighten the pack

EssayParlour Civil-Engineering A worker needs to enter a confined space to tighten the pack

Civil-Engineering

A worker needs to enter a confined space to tighten the pack

A worker needs to enter a confined space to tighten the packing on a leaking argon valve.Describe two procedures that could be used to isolate the argon line and valve prior to starting work.

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