Lumbering is the total process of cutting trees, felling trees, dragging the logs, loading into trucks, transporting the logs, cutting in to finished or semi-finished logs, finally manufacturing wooden planks, boards etc. In canada lumber generally could mean the wooden planks, boards etc.
They follow silviculture practice, that ensures very little deforestation. The forests are regrown/regenerated in a systematic manner so that the productivity, quality and health of the forests is maintained.
Lumbering or logging is a life endangering profession as compared to other occupations in Canada. It involves felling of trees, moving among heavy moving weights, handling heavy equipment on uneven lands.
There are certain standards of the sizes of the boards or planks. The sizes of boards for doors could be 2 feet by 4 or 2 feet by 6 feet. The thickness of standard boards is 1 inch. There are longer sizes for other purposes like partitions. The lumber is produced in high quality and multiple colors.
National Lumber Grades Authority of canada is responsible for the creation and maintenance of lumber grades. Lumber Standards Accreditation Board monitors by inspection the way of evaluating grades at various manufactures.
Preservatives are added/applied to the wood in order to prevent termites and decay of wood in time. These preservatives are regularly monitored for health safety by Pest management and regulatory agency,