The dull thud of the gas-shells mingles with the crashes of the high explosives. A bell sounds between the explosions, gongs, and metal clappers warning everyone--Gas--Gas--Gaas. Someone plumps down behind me, another. I wipe the goggles of my mask clear of the moist breath. It is Kat, Kropp, and someone else. All four of us lie there in heavy, watchful suspense and breathe as lightly as possible.
