...liquid in any section collects together and falls in drops from the depression in the section below into the funnel ; from this it falls on to the top...in drops from the bottom of this tube and finally flowing through the passage D. Owing to gradual removal of the less volatile component, the condensing...

...falls in drops from the depression at the top of the section on to the flattened top of the inverted middle tube, and spreads itself over its surface,...falling again in drops from the bottom of this tube. The temperature of the vapour passing through the inner tube of any section being higher than the boiling-point...

...From this it falls on to the top of the tube, C, and spreads itself over its surface, falling again iu drops from the bottom of this tube, and finally passing...inner tube and the constriction in the outer one, and thus into the section below. The formation of spheroidal drops on C may be easily prevented by...