In heartwood it occurs only in the first and last forms. Wood that is thoroughly air-dried retains 8–16% of the water in the cell walls, and none, or practically none, in the other forms. Even oven-dried wood retains a small percentage of moisture, but for all except chemical purposes, may be considered absolutely dry.
గాలి ఎండిన చెక్క దాని సెల్ గోడలలో ఎంత శాతం నీటిని ఉంచుతుంది?
16