N.C. Gen. Stat. § 66-66: Manufacture or sale of antifreeze solutions compounded with inorganic salts or petroleum distillates prohibited.

The manufacture or sale of antifreeze solutions which are designated, intended, advertised, or recommended by the manufacturer or seller for use in the cooling systems of motor vehicles or gasoline combustion engines, and which are compounded with calcium chloride, magnesium chloride, sodium chloride, or other inorganic salts or with petroleum distillates is hereby prohibited.

Any person, firm, or corporation violating the provisions of this section shall be guilty of a Class 1 misdemeanor. (1943, c. 625, ss. 1, 2; 1993, c. 539, s. 515; 1994, Ex. Sess., c. 24, s. 14(c).)