Remove staining, mildew and old finish with a commercial deck cleaning solution. Pressure washing is almost always a must on older decks, but be sure not to use too much pressure. You can damage the wood if it's turned up too high. Usually 1500-2500 PSI is adequate for pressure treated lumber.
Letâs start with the formerâ¦. Sugar alcohols (also known as polyols) are, essentially, part sugar and part alcohol. They occur naturally in plants and common examples include xylitol, maltilol, and sorbitol.
Sugar alcohols are a type of carbohydrates called polyols. Part of their chemical structure resembles sugar, and part of it resembles alcohol -- hence the confusing name. Examples of common sugar alcohols are maltitol, sorbitol, isomalt, and xylitol. Sugar alcohols occur naturally in plants.