| 摘要 |
PURPOSE:To effectively disassemble irrespective of a place where biodegradable plastic is embedded by incorporating a part formed of the biodegradable plastic and nutrient for expediting growth of bacteria in a recorder, a writing implement having ink, an ink storage part and an ink recording part. CONSTITUTION:A recorder 101 or a writing implement comprises ink, an ink storing part 102 and an ink recording part 103, wherein a part formed of biodegradable plastic is provided, and nutrient for expediting growth of bacteria is incorporated. That is, the plastic and the nutrient are gathered thereby to effectively and rapidly biodegrade it irrespective of number of the bacteria and its activation level of a place to be buried after using. |
