and die for your country                    2 rockets which were sent up to burn with a brilliant glare to light up men and other                  targets in the area between the front lines (See illustration, page 118 of Out in the                  Dark.)                    3 a camp away from the front line where exhausted soldiers might rest for a few days, or                  longer                    4 the noise made by the shells rushing through the air                    5 outpaced, the soldiers have struggled beyond the reach of these shells which are now                  falling behind them as they struggle away from the scene of battle                                       6 Five-Nines - 5.9 calibre explosive shells                    7 poison gas. From the symptoms it would appear to be chlorine or phosgene gas. The                  filling of the lungs with fluid had the same effects as when a person drowned                   8 the early name for gas masks                    9 a white chalky substance which can burn live tissue                    10 the glass in the eyepieces of the gas masks                    11 Owen probably meant flickering out like a candle or gurgling like water draining                  down a gutter, referring to the sounds in the throat of the choking man, or it might be a                  sound partly like stuttering and partly like gurgling                    12 normally the regurgitated grass that cows chew; here a similar looking material was                  issuing from the soldier's mouth                    13 high zest - idealistic enthusiasm, keenly believing in the rightness of the idea                    14 keen  Disabled'He sat in a wheeled chair, waiting for dark' (L.1)     The immediate appearance of 'dark', 'grey' , and 'shivered' sets up the isolation of the wounded soldier. It strikes a     strong comparison to the warmth of the second stanza.     Return to poem   3.'used to swing s...