Fusel oil is the production law of fermenting the by product of alcohol, it is environmental contaminant, and also important fine chemicals material.The paper discusses the property and application.

• 杂醇油是发酵法生产酒精的副产物；它既是环境污染物；也是重要的精细化工原料.；本文对杂醇油的特性、组成及我国综合利用现状进行了阐述;