Like the grenadiers, this company would frequently be detached from the battalion to perform specialised light infantry tasks—operating in loose formation, forming the skirmish line and screening the battalion from the enemy.
Just as grenadiers were frequently detached from their battalion for specific light infantry roles—working in a dispersed manner, taking up the skirmishing position, and safeguarding the battalion from the adversary—this company would also be separated to perform such tasks.