Ah, school milk — that daily ritual that still sparks strong feelings for so many people who grew up in the UK. For generations (especially those who went to primary school from the post-war years through to the 80s/90s in some places), it was a free third-of-a-pint (about 190ml) of milk delivered in those iconic little glass bottles with the shiny silver foil tops. A quick poke with a straw (or sometimes just drinking straight from the bottle if the straw got lost or chewed), and you were sorte