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 remained in use until the 19th century, surviving significantly longer than most of the old Scottish measurements. This is one of numerous false friends which exist between English and French. They are not the same unit although they have the same linguistic origin. The French word "pinte" is etymologically related, but historically described a larger unit. The Royal pint ("pinte du roi") was 48 French cubic inches (952.1 ml). but regional pints varied in size depending on locality and on commodity (usually wine or olive oil) varying from 0.95 L to over 2 L. In Canada, the Weights and Measures