Buildings are differently

Buildings can be made from many different materials, and the materials used will determine the structure’s appearance. You have probably already seen some buildings made of the most common building materials, which are concrete, steel, brick and wood. Concrete is a mixture of Portland cement, water, sand and small stones. It is the most widely used building material in the world and can be adapted to almost any shape. The greatest advantages of concrete are that it can be adapted to special needs, delivered to the work site in a semi-liquid state and enhanced to make it more attractive. Steel has been used in construction since the late 1880s. It is mostly seen in skyscrapers and bridges. Steel beams and rods are used in some kinds of construction that combine other materials, such as concrete or stone. In these cases, the steel reinforces the other materials and is not visible from the outside. Bricks have been used in construction for a long time. Masons are the people who are trained to build things out of bricks and mortar, the substance that goes between the bricks. Most bricks are...

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