| 摘要 |
<p>A polyethylene terephthalate (PET) wall (14) for a pasty substance limits a retaining space (12). On a container's first end there is a sealing element (16) and on its second end there is an opening for holding an element like a PET piston for pushing the pasty substance out. The sealing element has an expulsion opening (18) for a pasty substance.</p> |
