Posts Tagged ‘construction life’

Construction Material

Structure, defects and quality of timber is determined by its origin. As a result, plant growth conditions and tree wood has a tubular-layered fibrous structure. The barrel consists of: 1) cortex, 2) cambium, 3) sapwood, 4) kernel, 5) core. Wood fibers are concentric layers around the axis of the barrel, which is called yearly layers […]