An inventory of worldwide polychlorinated-biphenyl destruction capacity published by the Chemicals Branch of the United Nations Environment Programme Division of Technology, Industry and Economics in 2004 reveals that polychlorinated-biphenyl facilities exist in several countries worldwide.
2004年，联合国环境规划署技术、工业和经济司化学品处公布的全球多氯联苯销毁能力清单显示，全球有若干国家拥有多氯联苯设施。