closure zone indicator to ensure that the lid 30 is sufficiently tightened and secured to the container base 10 when the assembly is closed as shown in fig2 5 the closure indicating assembly 20 includes indicator tabs 21 formed in the radially extending rim 18 of the container base 12 each indicator tab 21 includes a hole 22 through which a security device 38 may pass as more fully described below radially indented notches 23 are provided in the radially extending rim 18 circumferentially between adjacent indicator tabs 21 as shown in fig3 the indicator tabs 21 have an arc length measured around a portion of the circumference of the radially extending rim 18 which is designated as the tab arc a t in the embodiment shown the indicator tabs 21 are integrally formed with the radially extending rim 18 and the circumferentially spaced radially indented notches 23 define spaces between adjacent indicator tabs 21 however any other suitable shape and arrangement of indicator tabs may be used e g each indicator tab may extend radially outward from the outer diameter of the rim and or the indented notches may be of different shapes or may be eliminated in the embodiment shown there are five indicator tabs 21 but any other suitable number of indicator tabs may be used for example there may be two three four or more indicator tabs in accordance with embodiments of the present invention the multiple indicator tabs 21 are provided in order to allow for alignment of the lid 30 at different circumferential positions with respect to the container base 12 at which the lid 30 is sufficiently tightened and secured to the base 12 as more fully described.