### Question
What is the definition of imminently hazardous chemical substance or mixture?


### Answer
The definition of **imminently hazardous chemical substance or mixture** is as follows in *15 U.S.C. § 2606*:

> 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**

