I'll check with brew dock next time I'm in if it's a runner for them, it shouldn't be the toughest of sells seeing as it will only involve an hour of tasting (each time), and possibly a few members of the group might stay on for a pint after, possibly two! I know I'll be up for a couple of scoops after to reward my taste buds for their hard work.
Will, I'm not sure what the measures are but I'm guessing around 3-3 mls, I'm not used to measuring in smaller volumes than pints <!-- s:D --><img src="{SMILIES_PATH}/icon_biggrin.gif" alt="

" title="Very Happy" /><!-- s:D --> - I'll check it out this evening if i get a chance, but most likely it'll be sunday when I have time to check them out.
I was working with 50 ml as being a nessicary amount to get a good idea, but I guess that we could do smaller, but I think for logistical reasons 20 is more than enough people per session.