[GAS SHELLS] [Allocated]

(Reel 1) The film starts with close-ups of the baseplate and tube of the Livens Projector. An instructor shows how the bomb is fused and armed. Then a view of two Livens Projectors buried in a trench and a long shot of the firing range, with the bombs falling on it. The instructor shows the propellant charge for the Livens, taking the charge apart to show its constituents. A number of projectors a…