SVEZA Interior and Exterior Plywood grades Defects Part 32:
Sound discoloration (streaks, streak traces)
Streaks are mottle looking like thin brown stripes of loose-texture wood located along the annual rings border.
Streak traces are bleached or darkish stripes at the veneer surface that are telegraphing streaks lying no more than 1 mm deep.
|Measured by length, width, and quantity.|