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Seasoning and care of timber - Coggle Diagram
Seasoning and care of timber
trees need to be cut into planks
drying and seasoning
kiln
air dry naturally (1 year)
less likely to warp and bend
structure of wood
heartwood (inside) and sapwood (outside)
grain runs lengthways
warping and bending
due to poor seasoning and reaction to temperature and humidity
we want to avoid this when using timber
knots
come from roots and branches
