### Question
How is the term hydrocarbon systems science defined?


### Answer
The term **hydrocarbon systems science** is defined in *42 U.S.C. § 16533* as the following:

> a science involving natural gas or other petroleum exploration, development, or production

#### Citation:
  - *42 U.S.C. § 16533*
  - Heading: **SUBCHAPTER XV-INCENTIVES FOR INNOVATIVE TECHNOLOGIES > SUBCHAPTER XVII-PROTECTING AMERICA'S COMPETITIVE EDGE THROUGH ENERGY**

