[Code of Federal Regulations]

[Title 40, Volume 28]

[Revised as of July 1, 2006]

From the U.S. Government Printing Office via GPO Access

[CITE: 40CFR421.31]



[Page 468]

 

                   TITLE 40--PROTECTION OF ENVIRONMENT

 

         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)

 

PART 421_NONFERROUS METALS MANUFACTURING POINT SOURCE CATEGORY--Table 

of Contents

 

            Subpart C_Secondary Aluminum Smelting Subcategory

 

Sec.  421.31  Specialized definitions.



    For the purpose of this subpart:

    (a) Except as provided below, the general definitions, abbreviations 

and methods of analysis set forth in part 401 of this chapter shall 

apply to this subpart.

    (b) The term product shall mean hot aluminum metal.

    (c) At-the-source means at or before the commingling of delacquering 

scrubber liquor blowdown with other process or nonprocess wastewaters.