Brick

Of a ceramic material Is used in masonry construction or as permanent structure.
 * What are they made of?[[image:http://upload.wikimedia.org/wikipedia/commons/7/7e/Brick_pile.jpg width="528" height="347" align="right"]]
 * What are they used for?
 * How many types of brick are there?
 * 1) Stock Bricks: are a traditional type of brick with a slightly irregular shape made by using a mechanised moulding process known as soft mud moulding.
 * 2) Handmade Bricks: are literally made by hand by skilled craftsmen throwing clay into moulds.
 * 3) Perforated brick: has more than 10% of perforations in the table. They are widely used in building facades.
 * 4) Hollow brick: is the one with holes in the edges or heads, to reduce the volume of ceramic and make them lighter. They are used in walls and construction elements that are not subject to efforts.
 * What is the meaning of brick laying techniques?

Brick laying techniques are the methods used to place a brick on other one, and that remain well aligned.
 * Describe 2 brick laying techniques

T he running bond is the simplest of the six patterns, consisting of all stretchers. Because the bond has no headers, metal ties usually form the structural bond. The running bond is used largely in cavity wall construction, brick veneer walls, and facing tile walls made with extra wide stretcher tile.

The common, or American, bond is a variation of the running bond, having a course of full-length headers at regular intervals that provide the structural bond as well as the pattern. Header courses usually appear at every fifth, sixth, or seventh course, depending on the structural bonding requirements.


 * What are their advantages and disadvantages?

Is a cheap material and Strong in Compression.

Disadvantages are: heavy and weak in tension.


 *  Worksheet 2: **
 * Examples of the following rhetoric functions. **


 * a. Comparison and contrast **

Brick __compares__ favorably with stone as a structural material for its fire-and-weather resisting qualities and for the ease of production, transportation, and laying.


 * b. Description **


 * c. Exemplification **

for __example__, wedge-shaped bricks are sometimes employed in arch construction and bricks with rounded faces in columns


 * d. Cause/Effect **

Bricks __may be__ used in construction only in conjunction with mortar, __since__ the unit is too small, too light, and too irregular to be stabilized by weight.

Brick which has been used since the __4th millennium__ BC, was the chief uilding material in the ancient Near East.
 * e. Chronology **