N.C. Gen. Stat. § 119-7: Sale of automobile fuels and lubricants by deception as to quality, etc., prohibited.

It shall be unlawful for any person, firm, copartnership, partnership or corporation to store, sell, offer or expose for sale any liquid fuels, lubricating oils, greases or other similar products in any manner whatsoever which may deceive, tend to deceive or have the effect of deceiving the purchaser of said products, as to the nature, quality or quantity of the products so sold, exposed or offered for sale. (1933, c. 108, s. 1.)