{HEAD ~ The cartridge} 1, wherein the first valve has a first outer 5 mm edge interval having a first average thickness, and the second valve has a second outer 5 mm edge interval having a second average thickness, and wherein {TAIL ~ the first average thickness} is less than 95% of the second average thickness 
wherein
{ HEAD ~ The cartridge } 1 , wherein the first valve has a first outer 5 mm edge interval having a first average thickness , and the second valve has a second outer 5 mm edge interval having a second average thickness , and wherein { TAIL ~ the first average thickness } is less than 95 % of the second average thickness
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH