(f) A man will be told off to each sprayer; he will be responsible for testing it every day, and in case of a gas attack he will stand by to use it when ordered.
RELIEFS.
22. GENERAL.—(a) Prior to taking over a new line of trenches the commanding officer, adjutant, machine-gun officer, signaling officer, and company commanders will reconnoiter the trenches.
(b) Machine guns will not be relieved at the same time as the infantry.
23. POINTS TO BE NOTED BY COMPANY COMMANDERS.—(a) Number of men holding line to be taken over and distribution.
(b) Shelter accommodation.
(c) Work being done and proposed. To ensure a continuity of work an officer of the incoming battalion should go over line in daylight.
(d) Condition of the wire and defenses generally.
(e) Information as to the enemy, his habits, snipers, the work he is doing, &c.
(f) Water supply.