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sources, selection, strengthening of timber (typ (Birch, Ash, Jelutong),…
sources, selection, strengthening of timber
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deciduous
a tree that loses its leaves in the winter, usually tall and grown slowly
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the physical characteristics of timber, because of the way trees grow, all timbers have a similar set of physical characteristics.
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sources
different types of tree grow naturally in different parts of the world, due to different climates. in the past, this influenced which timbers were used in manufacturing.
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processing
a tree is cut down, tree trunk will be cut into planks and then dried out in a process called seasoning , either natural or in a kiln-drying
ecological footprint
the ecological footprint looks at haw much effect is has on the natural environment, including from product life, cutting trees down, manufacturing, use of product and disposal
form
the way the product looks, the overall shape and the structure, some products are based on function and others based on athletics, good products are based on both
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stresses
compression - is a squashing source, like standing on something
shearing - involves forces in opposite directions, pushing one side up and the other side down, like the cutting action of scissors
tension - is a pulling force, like tugging of the ends of a rope