Which technique can fire fighters use to limit smoke damage?

Ventilation is an effective technique that firefighters use to limit smoke damage during and after a fire. By creating openings in the structure or using specialized ventilation equipment, firefighters can expel smoke, heat, and toxic gases from the interior space. This process not only improves visibility for both firefighters and potential victims inside the building but also aids in reducing overall temperatures, which can help to limit damage to the contents of the building. Proper ventilation allows fresh air to replace the smoke-laden air, mitigating smoke damage to the structure and its contents.

The other techniques mentioned are less effective for directly addressing smoke damage. Allowing smoke to settle and then vacuuming does not actively reduce the smoke present during a fire situation. Using hand lines might suppress flames and reduce heat, but it is not designed to directly manage smoke dispersal. Hanging salvage covers in doorways can help contain or protect areas from water damage but does not effectively remove smoke from an area. Thus, ventilation stands out as the most proactive and effective method for controlling smoke during fire operations.