BRICK



They are made by pressing clay into blocks and firing them to the requisite hardness in a kiln. Used for built walls, bridges, etc.; for landscaping and decoration. There are 5 types of brick according to their composition: common bricks, engineering bricks, facing bricks, special bricks and concrete blocks; also there are 3 types of brick according to their character: they may be solid perforated or hollow. The bricklaying techniques are the different methods that can be used to build up brick structures such as walls.
 * **What are they made of? **
 * **What are they used for? **
 * **How many types of brick are there? **
 * **What is the meaning of ****brick laying techniques ****? **
 * Describe 2 brick laying techniques

· **Advantages:**

 Low maintenance. Can last for a very long time. There is no need to paint or perform other upkeep tasks It comes in a variety of colorsIt is durable <span style="color: #000000; font-family: 'Verdana','sans-serif'; font-size: 16px;">It can resist heat and offers better fire protection than wood and vinyl siding <span style="color: #000000; font-family: 'Verdana','sans-serif'; font-size: 16px;">It provides a sound barrier, keeping noise outside.

<span style="color: #000000; font-family: 'Verdana','sans-serif'; font-size: 16px;"> · **Disadvantages:**

<span style="color: #000000; font-family: 'Verdana','sans-serif'; font-size: 16px;"> Extreme weather may cause degradation of the surface due to frost damage. <span style="color: #000000; font-family: 'Verdana','sans-serif'; font-size: 16px;">It may be more difficult to repair when it becomes damaged. <span style="color: #000000; font-family: 'Verdana','sans-serif'; font-size: 16px;">The high weight increases structural requirements, especially in earthquake prone areas. <span style="color: #000000; font-family: 'Verdana','sans-serif'; font-size: 16px;">Bricks are very hard, so they will be difficult to cut.