It is define as wooden particles panel, it uses mainly brushwood and wood production rejects; in this way it is an ecological product cause it does not imply a further cutting down of the trees. It is composed by chips and wood particles, pressed and glued with thermosetting adhesives. It is commonly used after a veneer process, finishing with melamine paper or PVC/laminated covering, so all materials that give the panel the desired aesthetic qualities. From the mechanical point of view, the chipboard panel has an excellent dimensional stability that makes it indispensable for the use on large surfaces where the solid wood would have enormous problems of flatness; it is also much lighter than the MDF panel. The materials with which it is normally covered guarantee a good resistance to water, depending on the type and methodology of the covering.