To provide a beverage bottle attachment which is applicable to other applications than reforming of liquid in a beverage bottle or liquid to be filled in the beverage bottle with a liquid reforming material, capable of enhancing the recycling efficiency of the emptied beverage bottle and a bottle cap in a simple constitution, and contributable to the effective use of resources, and a beverage bottle using the same.
Tea leaves T are placed in a PET bottle B, and the PET bottle is immersed in water. After the predetermined time, a female screw portion 2 of an attachment 10 is screwed into a male screw portion BS of the PET bottle B. When the PET bottle B is tilted, the tea in the PET bottle B passes through through-holes 31a, a mesh 32 or the like, and flows out of an opening-forming cylindrical section 4. Tea grounds TL in the PET bottle B are captured by the through-holes 31a and the mesh 32, and prevented from flowing out. The tea extracted from the tea leaves T is drunken from the opening-forming cylindrical section 4 of the attachment 10, and the tea grounds TL stay in the PET bottle B, and do not flow outside.
KAMA YOSHINAO
SAKAI KYOKO
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