I was under the impression that the pure stuff is supposed to be a dirty grey colour
I'm not in the habit of using it anyway, but I seem to recall some of my mates who are into their massive drugs telling me so.

and that pure white coloured stuff is bad because it's mixed with other stuff.
( Vipros. clever got me this far, then tricky got me in, Wed 22 Sep 2010, 15:19, Reply)