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.
General Purpose. General purpose banners are designed for everyday interior or exterior use. This selection of banner includes FDC 7504 Series 13 oz. standard strength banner, FDC 7501 Series 13 oz. high strength banner and FDC 7508 Series 18 oz. blockout banner.