Showing posts from May, 2020

What is Paint?

Paint is a liquid surface coating. On  drying  it forms a skinny fi…

What is Glass?

Glass is an amorphous substance having homogeneous texture. It is a…

Properties of Refractories

Refractories are capable of withstanding high temperatures, thermal…

Classification of Refractories

Classification of Refractories- On the basis of chemical behaviour …

What are Refractories?

These materials are capable of withstanding high temperature in dif…

What is Ceramics? Classification of Ceramics.

Ceramics refer to polycrystalline materials and products formed by …

Defects in Timber

Defects can occur in timber at various stages, principally during t…

Method of Seasoning of Timber

Timber can be seasoned naturally or artificially - 1. Natural or Ai…

Seasoning of Timber

Timber cut from freshly felled trees is too wet for normal use and …

Characteristics of Timber

The principal characteristics of timber are following- 1. Narrow annual …

Structure of Timber

A tree can be divided into three portions, crown—composed of branch…

What are the classification of Trees?

Trees are classified as endogenous and exogenous according to the m…

What is Timber?

Wood is a hard and fibrous substance which forms a major part of th…

Chemical Properties of Cement

Chemical Properties of Cement The raw materials for  cement production  are lim…

Manufacture of cement

Manufacture of cement Calcareous and argillaceous raw materials are used in t…

Bogue’s Compounds

Bogue’s Compounds The  raw materials used to manufacture cement are lime, silic…

What is Fiber Reinforced Concrete?

Fiber Reinforced Concrete Fiber reinforced concrete  is a composite material co…

What is Reinforced Cement Concrete (RCC)?

Reinforced Cement Concrete (RCC) Reinforced cement concrete (R.C.C) is the comb…

What is Plain Cement Concrete (PCC)?

Plain Cement Concrete (PCC) Plain Cement Concrete (PCC) is additionally referre…

What is Manufactured Sand (M-Sand)?

Manufactured Sand (M-Sand) Manufactured sand (M-Sand) is a substitute of rive…

Physical Properties of Cement

Physical Properties of Cement Different blends of cement used in construction a…

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