【矿泉水桶材质】按国家强制标准，桶装水必须使用PC（聚碳酸酯）材料制成的水桶盛装，PC桶允许重复使用。
[Material of mineral water barrel] According to national compulsory standards, barreled water must be filled in barrels made of PC (polycarbonate) material, and PC barrels are allowed to be reused.
使用其他材质的水桶会对人体造成损害。PET桶跟一般的饮料瓶一样是一次性包装容器，国家质量监督局是不允许重复装水使用。
Use of buckets made of other materials can cause damage to the human body. PET drums are disposable falanp.89ix.comjinggaig.89ix.comfenxiyii.89ix.comxiangrongji.37ix.com.cn tuomoji.37ix.com.cnseduji.89ix.compackaging containers just like ordinary beverage bottles. The National Quality Supervision Bureau (NQSA) does not allow repetitive water filling.