[Code of Federal Regulations]
[Title 46, Volume 1]
[Revised as of Octobery 1, 2004]
From the U.S. Government Printing Office via GPO Access
[CITE: 46CFR30.10-22]

[Page 385]
 
                           TITLE 46--SHIPPING
 
         CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY
 
PART 30_GENERAL PROVISIONS--Table of Contents
 
                        Subpart 30.10_Definitions
 
Sec. 30.10-22  Flammable liquid--TB/ALL.

    The term flammable liquid means any liquid which gives off flammable 
vapors (as determined by flashpoint from an open-cup tester, as used for 
test of burning oils) at or below a temperature of 80[deg] F. Flammable 
liquids are referred to by grades as follows:
    (a) Grade A. Any flammable liquid having a Reid \1\ vapor pressure 
of 14 pounds or more.
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    \1\ American Society for Testing Materials Standard D 323 
(incorporated by reference, see Sec. 30.01-3), Method of Test for Vapor 
Pressure of Petroleum Products (Reid Method).
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    (b) Grade B. Any flammable liquid having a Reid \1\ vapor pressure 
under 14 pounds and over 8\1/2\ pounds.
    (c) Grade C. Any flammable liquid having a Reid \1\ vapor pressure 
of 8\1/2\ pounds or less and a flashpoint of 80[deg] F. or below.

[CGFR 65-50, 30 FR 16657, Dec. 30, 1965, as amended by CGD 73-96, 42 FR 
49023, Sept. 26, 1977; USCG-2000-7790, 65 FR 58458, Sept. 29, 2000]