The Practical Distiller - Samuel McHarry - Bog

When I first entered on the business of Distilling, I was totally unacquainted with it. I was even so ignorant of the process, as not to know that fermentation was necessary, in producing spirits from grain. I had no idea that fire being put under a still, which, when hot enough, would raise a vapour; or that vapour when raised, could be condensed by a worm or tube passing through water into a liquid state.