1- HUMIDITY AND DIMENSIONAL CHANGES IN BOARDS 2- DIMENSIONAL CHANGES IN BOARDS 3- THE EXPANSION AND CONTRACTION COEFFICIENT 4- DEFINITION OF NORMAL MOISTURE CONTENT 5-SMALL VARIATIONS IN DIMENSION CAN BECOME LARGE 6- LOSS OF HUMIDITY 7- EXCESS HUMIDITY 8-THE ESSENTIAL ROLE OF THE EXPANSION JOINT 9-THE CONSEQUENCES OF VARIATIONS IN DIMENSIONS 10- IDEAL CONDITIONS FOR WOOD ARE IDENTICAL TO THOSE FAVORED BY PEOPLE 11- THE CONSEQUENCES OF VARIATIONS IN MOISTURE CONTENT 12- POSSIBLE CONSEQUENCES DURING INSTALLATION 13- PREVENTION IS ALWAYS THE BEST REMEDY 14-PACKAGING AND STORAGE CONDITIONS PRIOR TO DELIVERY 15- INVENTORY MANAGEMENT AND PROBLEMS RESULTING FROM RETURNS OF MERCHANDISE TO DEALERS