Wet storage stain, also known as "wet storage disease" or "blue stain," is a condition that affects wood, particularly lumber, when it becomes damp and is stored in conditions that promote moisture retention. This phenomenon typically occurs during the drying process or when lumber is improperly stored without adequate ventilation or moisture control. The main characteristics and effects of wet storage stain include: 1. **Discoloration**: Wood may develop dark streaks or patches, often blue or gray in color.
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