Question

a fire watch must be held for at least ________ after completion of welding and cutting. select the best option. 1 day 4 hours 30 minutes if you need to review this content, it can be found in the fire prevention module of the welding & cutting topic.

Explanation:

In safety - related practices for welding and cutting, a fire watch is typically held for at least 30 minutes after completion to detect and prevent potential fires from hot - work residues.

Answer:

30 minutes