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Specialist content (timbers) - Coggle Diagram
Specialist content (timbers)
Wood types
Hardwood
Oak
Tough
Expensive
Ash
Softwood
Pine
Cedar
Natural oils to protect from weathering
Durable
Manufactured board
Plywood
Veneers
Strong
MDF
Lots of little sawdust particles
Not very strong
Chipboard
No waste in manufacturing
Types of faults in timbers
Splitting
When wood shrinks as it dries
During seasoning
Warping
When moisture content in wood changes unevenly
Twisting
When it moves from high humidity to low humidity