When a ternary azeotrope does exist, the curves intersect at the same point. The presence of a unitary azeotrope curve is not a prerequisite for the generation of a ternary azeotrope.

His Flea, his Morpion, and Punese, He 'ad gotten for his proper Ease

A light feveret, or an old quartan ague, is not a sufficient excuse for non-appearance.

In the 19th century British sailors wore sennit or sennet hats. Originally made by the sailors themselves they could be waterproofed with tar.