#Equivalence ratio, Cell Width (mm) 0.06, 128 0.07, 91 0.08, 71 0.10, 48 0.124, 25 0.149, 13 0.25, 6.5 0.667, 2.8 1.5, 2.8 2.33, 8 4.0, 34 5.667, 110