摘要 |
<p>PROBLEM TO BE SOLVED: To provide a PET bottle for a tea of 500 ml that is hardly cooled down by attaching a metal cover at one end of the PET bottle, since the tea in a conventional PET bottle is easily cooled down in winter because of lack of an attachment for a conventional PET bottle for the tea of 500 ml.SOLUTION: A PET bottle (1) is inserted in a metal tube (2) to attach the metal tube (2) to an end of the PET bottle (1).</p> |