### Question
How is the term imminently hazardous chemical substance or mixture defined?


### Answer
The term **imminently hazardous chemical substance or mixture** is defined in *15 U.S.C. § 2606* as the following:

> a chemical substance or mixture which presents an imminent and unreasonable risk of serious or widespread injury to health or the environment

#### Citation:
  - *15 U.S.C. § 2606*
  - Heading: **CHAPTER 53-TOXIC SUBSTANCES CONTROL > SUBCHAPTER I-CONTROL OF TOXIC SUBSTANCES**

