本安全公告回顾了静电的危害，静电自然存在于二氧化碳固体（也称干冰）中，由液态二氧化碳膨胀形成干冰和冷蒸汽而产生。

This safety bulletin reviews the hazards of static electricity, which is naturally found in carbon dioxide solid (also know as dry ice), created by the expansion of liquid carbon dioxide to form dry ice and cold vapors.