Going thirsty

I have my little ways. When the sun's shining and I'm sitting outside a bar I like to drink cold beer. I tend to ask for tercios, the beer bottles which contain a third of a litre, hence the word tercio, a third. I started with bottles because they hold a definite amount, unlike glasses which can vary quite a bit from bar to bar. Especially when driving is on the cards I like to know how much I am drinking. Nowadays there is also much more variety in beer styles in bottles than on draught. I don't care for those smaller bottles, the botellín or quinto. Logically, with quinto meaning a fifth, they hold a fifth of a litre. Neither fish nor fowl. The most usual way to ask for a draught beer is to ask for a caña. One of the reasons for drinking cañas, rather than, say, buying and sharing a litre bottle, is that beer warms up quickly in the Mediterranean sun and most Spaniards like their beer cold, cold, cold. Caña is an imprecise and yet detailed way to describe a specific glas...