Chemistry

This week I am limiting myself to taking only one photo on each day... well actually, I'm backblipping this on Tuesday, and that's what has happened, so far.
It is something of a Carriers tradition to write up comedy messages on the blackboards outside the pub, mostly extolling the virtues of popping in for a pint. The pedantic scientist in me can't help screaming (inwardly) "No! It's a solvent!!!"