The addition of ethanol, which is fully miscible in water yet, less polar than Water reduces its solubility. This reduction of solubility results in precipitation of least soluble salts first or the salt which is not soluble in solvents less polar than water.
Pole pockets on banners are something that can cause a bit of confusion. This is compounded by the fact that some companies do things differently when producing banners with pole pockets.
*Flags with pole sleeve and fringe should be used on our indoor mounting sets. These flags are not designed for hanging on wall or outdoor flagpoles. Any flag with pole sleeve & fringe is finished with lined pole sleeves, leather tabs, and golden yellow fringe on 3 sides.