Pint glass small pits which aid in nucleation, allowing the gas within it to be released more easily, thus preserving the head. Without the aid of these pits a regular pint glass will keep a head for only 3 or 4 minutes before appearing 'flat'. The markings come in a variety of styles ranging from a simple circular or square hatched pattern to more complicated branding messages. Pint glass collecting is an increasingly popular way for individuals to commemorate their visits to popular tourist destinations, most notably to microbreweries or sports arenas. These destinations often sell pint glasses adorned with their logos,
Pint Act (R.S. 1985), which has the laws in English and French printed side-by-side, defines a pint in English as 1/8 of a gallon, but defines a pinte in French as 1/4 of a gallon. Thus, if you speak English and order "a pint of beer", servers are legally required to serve you 568 ml of beer, but if you speak French and order ""une pinte de bière"", they are legally required to serve an Imperial quart ("une pinte"), which is 1136 ml—twice as much. To order an Imperial pint when speaking French in Canada, one must instead order "une chopine