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.
A pole pruner is a tool with sharp blades that enables you to cut branches overhead to 12 feet or more without needing a ladder. Proper use of a pole pruner includes knowing how to operate the string, and makes quick work of trimming trees and shrubs. Put on safety glasses for protection from falling leaves and bark.