A full aperture beverage can assembly having a vent test rating of at least 482500N/cm 2 (70 psi), the can assembly comprising: a can body; an easy open can end that is attached to the can body by a seam; the can end including: a center panel; a main score formed in the center panel and defining a removable panel; a tab coupled to the center panel by a rivet having a rivet centre, the tab having a nose and a heel, wherein a primary reference line (P L) is defined as extending through the centre of rivet and through the longitudinal centre line of tab, and a transverse reference line (T L) is perpendicular to the primary reference line (P L) and extends through the rivet centre dividing the can into a front portion on the side of the tab nose and a rear portion on the side of the tab heel; and a non-arresting vent score formed in the center panel including (i) a central portion located rearward of the transverse reference line (T L); (ii) a pair of lateral portions (46a, 46b) that extend transversely outwardly from the central portion and (iii) a pair of side portions (50a, 50b) that extend rearward from ends of the lateral portions (46a, 46b) opposite the central portion; characterised in that the vent score is configured to rupture in a non-arrested motion upon initial actuation of the tab forming a flap having a hinge formed between rear ends of the score side portions (50a, 50b); such that the flap moves upwardly approximately about the hinge to vent the internal pressure, and, wherein the lateral portions (46a, 46b) extend forward of transverse line (T L) by between 0 and 1.27mm. a can body; an easy open can end that is attached to the can body by a seam; the can end including: a center panel; a main score formed in the center panel and defining a removable panel; a tab coupled to the center panel by a rivet having a rivet centre, the tab having a nose and a heel, wherein a primary reference line (P L) is defined as extending through the centre of rivet and through the longitudinal centre line of tab, and a transverse reference line (T L) is perpendicular to the primary reference line (P L) and extends through the rivet centre dividing the can into a front portion on the side of the tab nose and a rear portion on the side of the tab heel; and a non-arresting vent score formed in the center panel including (i) a central portion located rearward of the transverse reference line (T L); (ii) a pair of lateral portions (46a, 46b) that extend transversely outwardly from the central portion and (iii) a pair of side portions (50a, 50b) that extend rearward from ends of the lateral portions (46a, 46b) opposite the central portion; characterised in that the vent score is configured to rupture in a non-arrested motion upon initial actuation of the tab forming a flap having a hinge formed between rear ends of the score side portions (50a, 50b); such that the flap moves upwardly approximately about the hinge to vent the internal pressure, and, wherein the lateral portions (46a, 46b) extend forward of transverse line (T L) by between 0 and 1.27mm. a center panel; a main score formed in the center panel and defining a removable panel; a tab coupled to the center panel by a rivet having a rivet centre, the tab having a nose and a heel, wherein a primary reference line (P L) is defined as extending through the centre of rivet and through the longitudinal centre line of tab, and a transverse reference line (T L) is perpendicular to the primary reference line (P L) and extends through the rivet centre dividing the can into a front portion on the side of the tab nose and a rear portion on the side of the tab heel; and a non-arresting vent score formed in the center panel including (i) a central portion located rearward of the transverse reference line (T L); (ii) a pair of lateral portions (46a, 46b) that extend transversely outwardly from the central portion and (iii) a pair of side portions (50a, 50b) that extend rearward from ends of the lateral portions (46a, 46b) opposite the central portion; characterised in that the vent score is configured to rupture in a non-arrested motion upon initial actuation of the tab forming a flap having a hinge formed between rear ends of the score side portions (50a, 50b); such that the flap moves upwardly approximately about the hinge to vent the internal pressure, and, wherein the lateral portions (46a, 46b) extend forward of transverse line (T L) by between 0 and 1.27mm.