### Question
How is the "natural gas" defined?


### Answer
The term **natural gas** is defined in *15 U.S.C. § 3301* as follows -

> either natural gas unmixed, or any mixture of natural and artificial gas

#### Citation:
  - *15 U.S.C. § 3301*
  - Heading: **CHAPTER 60-NATURAL GAS POLICY**

