I would think that it depends on the jurisdiction where you live. These days, selling to a minor is a big deal. If it is not a felony in your state/city/county, then you might get the max penalty for the misdemeanor. Don't do it again! My son used to clerk in a liquor store when he was in college. The cops were constantly dropping off underage folks to try to buy liquor.
Definition of etch. 1  1 : the action or effect of etching a surface. 2  2 : a chemical agent used in etching.
Art Terminology. Intaglio - The process of incising a design beneath the surface of a metal or stone. Plates are inked only in the etched depressions on the plates and then the plate surface is wiped clean. The ink is then transferred onto the paper through an etching press.