Plywood Plywood is a wooden material made of two or more layers of wood boards glued and pressed together, valid in different sizes and qualities. The most important characteristics of plywood are its resistance to breaking, twisting and shrinkage. Plywood grades depends on the quality of wood they are made from. The type of wood
IMPREGNATED WOOD The process of changing the characteristics of wood and extending the life of it by using chemical substances is called impregnation .Typical impregnated wood is being under comprehensive treatments in which it becomes more strong. Impregnation also causes preservation from water, moisture, decay and pests duo to chemical substances taken deep into the