What Is Wood?

Characteristics of Wood

•  Formation
• Growth rings
  • Earlywood
  • Springwood
  • Latewood
  • Summerwood
• Knots
• Color
• Structure
  • Ring porous species
  • Diffused porous woods
• Earlywood and latewood in softwood
  • Early v ad and latewood in ring-porous woods
  • Earlywood_and latewood in diffuse-porous woods
• Monocot wood
• Water content
• Uses of wood

Structure of Wood

• Growth Rings
• Latewood
• Bark
• Wood Section of the Tree
• Pith

1. Growth Rings

2. Latewood

3. Bark

4. Cambium

5. Wood Section of the Tree

6. Pith

What Is Timber?

Characteristics of Good Timber

• Narrow annual rings, closer the rings greater is the strength.
• Compact medullary rays.
• Dark color.
• Uniform texture.
• The sweet smell and a shining fresh cut surface.
• When struck sonorous sound is produced.
• Free from the defects in timber.
• Heavyweight.
• No woolliness at the fresh-cut surface.

Structure of Timber

Timber Wood

Exogenous Trees

Characteristics of Good Timber

1. Durability
2. Strength
3. Permeability
4. Hardness
5. Toughness
6. Elasticity
7. Workability
8. Weight
9. Structure
10. Defects
11. Fire resistance
12. Mechanical wear
13. Appearance
14. Colour
15. Shape
16. Smell
17. Sound

What Is Timber Wood?

• What Is Timber Wood
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