Civil Engineering - Building Materials - Discussion

5. 

Inner part of a timber log surrounding the pith, is called

[A]. sapwood
[B]. cambium layer
[C]. heart wood
[D]. none to these.

Answer: Option C

Explanation:

No answer description available for this question.

Riya Richu said: (Mar 22, 2014)  
The center part of timber is known as pith or medulla.

Dharani said: (Jul 25, 2014)  
The innermost layer is called pith or medulla layer surrounding pith is heartwood the outermost is the bark the layer present before bark is the bast layer before bast is cambium the ring shaped formation of wood are annular rings small rays present inside the annular rings are medullary rays.

Akmal Panezai said: (Aug 1, 2014)  
PHSCB from innermost to outermost,

1. Pitch
2. Heartwood
3. Sap wood
4. cambium
5. Bark

Prashanth Vankudoth said: (May 22, 2016)  
The outermost layer is outer bark.

Laxman Prasad said: (Mar 7, 2017)  
Center part of log known as medulla just surrounding of its called heart wood.

Kanu said: (Jun 30, 2018)  
Not pitch it's pith.

Sanyosh said: (Dec 16, 2018)  
In question it mention pitch.

Pitch is coming in Design of steel.

Bhagwat Dilipkumar Patil said: (Jul 31, 2019)  
Good, thanks @Dharani.

Pranesh said: (Jan 21, 2020)  
Nice, thanks @Akmal.

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