xmlns:atom="http://www.w3.org/2005/Atom"
23. Liquid capacity measures made of glass, other than apothecaries measures, shall have their maximum purported values defined either—
(a)by the brim of the measure; or
(b)by a line not less than 2 inches in length, and distant not less than half an inch nor more than 1½ inches from the brim.