| 摘要 |
<p>A container (10) has a container wall, a mouth (11) for filling with and removing a product (20), in particular a free-flowing or pourable product, in the interior of the container and a closure (15) for the mouth (11) of the container (10) as well as a disc seal (30) in the closure (15). The disc seal (30) is provided with pigments (32), which can be detected by means of a sensor (40).</p> |
