FLASH On English For CONSTRUCTION Is Specifically Audio Files In MP3 .
FLASH on English for CONSTRUCTION is specifically designed for students who are studying for a career in the construction industry. It introduces the vocabulary and the language functions specific to this language sector, and includes practice exercises in all four skills. Audio files in MP3 format are available online. ISBN 978-88-536-1447-6 ISBN 978-88-536-1446-9 ISBN 978-88-536-1449-0 ISBN 978-88-536-1448-3 ISBN 978-88-536-1451-3 ISBN 978-88-536-1450-6
Contents Unit 1 Topic Vocabulary Skills Ecology Ecology and its sub-disciplines The ecosystem Food chains Human ecology Reading: ecology and the ecosystem Speaking: explaining how the food chain works Listening: definition of ecology and explanation of its sub-disciplines Writing: a short report about ecology Environment and Pollution Improving and protecting land Improving and protecting air Reading: why land is important for us; forms of pollution Writing: a short essay about the sources of pollution in their own areas and the possible solutions Traditional Building Materials Stone Timber Brick Cement and concrete Reading: stone, timber, brick, cement and concrete Speaking: presenting the main features of traditional building materials Listening: disadvantages of timber frame; cement and concrete Writing: advantages and disadvantages of traditional building materials Modern Building Materials Steel Glass and metals Plastic Sustainable materials Reading: steel, glass, metals, plastic and synthetics Speaking: explaining your opinion about modern building materials Listening: the main characteristics of a steel building and the ecological advantages of plastic materials Design and Planning Mapping Sketch stage and working drawings AutoCAD Rendering Town planning Master Plan Reading: explanation of different types of maps; the different stages when designing a project; AutoCAD; town planning; the aims of Master Plan Listening: about AutoCAD; town planning in history Building Elements Foundations Walls Floor Roofs Stairs Reading: building elements Listening: about floor Speaking: explaining which kind of stairs you would choose for your home and why Writing: a short paragraph about stairs On the Building Site Construction machinery Safety signs Reading: modern methods of construction and construction machinery; safety measures, materials and equipment pp. 4-7 2 pp. 8-9 3 pp. 10-13 4 pp. 14-17 5 pp. 18-23 6 pp. 24-26 7 pp. 27-28
Unit 8 Topic Vocabulary Skills House Systems Plumbing systems Electrical systems Heating systems Solar heating Ventilation and air conditioning Passive solar building Reading: how the distribution of potable water and the removal of waterborne waste is carried out; what the electrical system includes, heating systems; solar heating; ventilation and air-conditioning; passive solar building Speaking: discussing the advantages and disadvantages of different heating systems Listening: about the importance of ventilation Bio-Architecture Eco-materials Eco- and sustainable design Eco-living Reading: general definitions of bio-architecture, sustainable materials and design Speaking: making a list of the energy-saving methods used and comparing them with those of the others Listening: about the reduction of energy, water and materials waste used during construction Writing: a short paragraph about your own energy-saving house Public Works Bridges Roads Schools Airports Gardens and parks Tunnels Reading: public works Listening: about schools; the Channel Tunnel Writing: a short essay about one of the public works A Short History of Architecture Roman heritage in Britain The Middle Ages: the Gothic period British castles The Renaissance style Georgian architecture The Gothic Revival and Neoclassicism Modern and contemporary masters of architecture pp. 29-33 9 pp. 34-37 10 pp. 38-41 11 pp. 42-47 audio files downloadable from www.elionline.com 1 MP3
1 Ecology Ecology: a general overview 1 Read the questionnaire and tick (4) the best answers for you. Then read the text below and check your answers. 1 2 3 4 5 6 Ecology is a science. It deals with living organisms. It also deals with the environment of living organisms. Climate, solar insulation and geology influence the environment. Ecology is also called ‘ecological science’. Ecology makes use of other sciences. Yes No Don’t know You can say ‘yes’ to every question in the questionnaire above. Ecology is the science that studies the number of living organisms in the environment and how they are distributed. It also studies how the quantity and distribution of organisms are influenced and in turn influence their interactions with the environment. The environment of an organism includes factors such as climate, solar insulation, geology and the other organisms that share its habitat. Ecology is also called ‘ecological science’ and it is multi-disciplinary: this means that it draws on other branches of science, such as biology, geology, geography, meteorology, chemistry and physics. 2 Read the text again and choose the correct option. 1 Ecology studies. A the quantity of organisms in the environment. B how organisms are distributed. C both of these. 3 Put these words in the correct column. Biology Geography 2 Ecology is also called. A meteorology. B ecological science. C physics. 3 Ecology makes use of. A other sciences. B the environment. C solar insulation. minerals atoms living organisms cells rocks lands history of the Earth chemical bonds rivers Geology Chemistry 4
1 Ecology and its sub-disciplines 4 1 Complete the interview with the expressions from the box. The listen and check. at different levels the dynamics of population the sphere of water behavioural ecology about ecology and its sub-disciplines the sphere of air you can also examine communities of species Interviewer: M r Hale, could you tell us something (1) ? Mr Hale: Well, as you know ecology has a great number of sub-disciplines. Some are more complex than others. For example, physiological and (2) focuses on the adaptations of the individual to his environment; population ecology examines (3) of a single species; community ecology studies the interactions between species in an ecological community. Ecosystem and landscape ecology are even more complex. Interviewer: Can ecology be studied (4) ? Yes, of course. If you study the population level, Mr Hale: you focus on individuals of the same species, but (5) , ecosystem or biosphere levels. Interviewer: Can you explain how the outer layer of the planet Earth can be divided? Yes, there are basically three compartments: the Mr Hale: hydrosphere is (6) , the lithosphere is the sphere of soil and rocks and the atmosphere is (7) . Interviewer: And what about the biosphere? Well, that’s the sphere of life. In short, it is the Mr Hale: part of our planet occupied by life. 5 Read the interview again and decide if the statements below are true (T) or false (F). 1 2 3 4 5 6 7 6 The sub-disciplines of ecology are all very complex. Population ecology examines the population dynamics of a single species. Ecosystem and landscape ecology are more complex than other forms of ecology. If you study the population level, you concentrate on communities of species. The outer layer of the planet Earth can be divided into four compartments. The hydrosphere is the sphere of water. The biosphere is the sphere of soil and rocks. Now answer the questions. 1 2 3 4 5 6 7 What are the sub-divisions of ecology? What does community ecology study? What do you focus on if you study the population level? How can the outer layer of the planet Earth be divided? What is the lithosphere? What is the atmosphere? What is the biosphere? 5
1 The ecosystem and food chains 7 Look at the picture and answer these questions. 1 Do you know what a food chain is? 2 Do you think that you are part of it? 8 Read the text about food chains and check your answers. Every living organism has a constant relationship with every other element in the environment. An ecosystem is a situation where there is interaction between organisms and their environment. An ecosystem can vary in size: it can be a pond, a field, a piece of dead wood or a rainforest. In an ecosystem, species are connected by food chains. A food chain begins when energy from the sun is captured by plants and trees (primary producers) through photosynthesis. Then primary consumers (herbivores) eat plants and later secondary and tertiary consumers (carnivores) eat primary consumers. The energy they create by eating and digesting is lost as waste heat. When animals and plants die, very small bacteria break down their tissue (decomposition) and the chemicals that make up those living organisms are released into the soil and act as fertilisers to help green plants to grow. In this way the food chain starts all over again. 9 Read the text again. Match the two parts of the sentences. 1 2 3 4 5 A food chain begins Carnivores are Herbivores are When they die, living organisms The chemicals released into the soil a b c d e release chemicals into the soil during decomposition. help green plants to grow. primary consumers. secondary and tertiary consumers. when plants and trees capture energy from the sun. 10 Look at the picture of a food chain again and use your own words to explain the process. In this ecosystem there is interaction between. 6
1 Human ecology 11 Read the text about human ecology and the ecosystem and match each paragraph with a heading. A Human beings and the ecosystem B What human ecology is about C Are human beings different? 1 Ecology often studies ecosystems without humans in them. In fact humans consider themselves as a separate, unnatural component different from other species of animal in many ways. But we are the species that has the greatest impact on the changes in ecology today. 2 The main difference between humans and other species is that we are conscious beings and we express our ambitions and aspirations through our relationship with the natural world. Our knowledge, principles, values and goals affect our behaviour. And we are also influenced by the society, culture, communities. As a consequence, cooperation and conflict between individuals and groups have an impact on our biosphere. 3 Human ecology deals both with the influence of human beings on their environment and with the effect of the environment on human behaviour. It also investigates their strategies to adapt to different situations as they understand their impact on each other better. 12 Read the text again and answer the following questions. 1 2 3 4 13 Why do humans sometimes consider themselves different from other species? What are the main differences between human beings and other living beings? What are we influenced by? What are the consequences? What does human ecology deal with and investigate? What have you learnt about ecology? Write a short report using the information from the texts in this unit. Follow these guidelines: What is ecology? What does it study? How is it a multidisciplinary science? What are its sub-disciplines? How do food chains work? What is human ecology? MY GLOSSARY to act as /tu œkt z\ to affect /tu "fekt\ aim /eIm\ behaviour /bI"heIvj “r‘\ to break down /t breIk daUn\ compartment/k m"pA tm nt\ to deal with /t dI l wID\ to draw on /t drO Ån\ earth /‰ T\ environment /In"vaI r nm nt\ food chain /fu d tSeIn\ goal /g Ul\ to make up /tu meIk øp\ outer layer /"aUt “r‘ "leI “r‘\ to result in /t rI"zølt In\ relationship /rI"leISnSIp\ to share /t Se r\ soil /sOIl\ species /"spi Si z\ tissue /"tISu \ value /"vœlju \ 7
2 Environment and Pollution 1 hat do we need land for? Look at the pictures and make a list W of all the types of activities you can think of. 2 Read the text and check your answers. The quality of the land around us is very important for our wellbeing. We need land to create energy, to grow fruit and vegetables and to bury waste. We also need it for mineral resources, for building houses, factories, schools and hospitals, for transportation, for free time activities and much more. Land is also a vital habitat for plants and animals. But many human activities, such as industry, agriculture and transportation, and their by-products, as well as intentional or accidental pollution, can damage the soil and harm the quality of land. Soil is extremely important for the environment, because water and vital substances such as vitamins, minerals and fibres are stored and regenerated in it. It is also an essential medium for growing crops. And it has another fundamental function: it acts as a barrier between the atmosphere and aquatic ecosystems. However, this barrier is lost if soil is damaged or contaminated, with the consequence that the soil becomes a source of pollutants that can enter surface or groundwater and even damage the quality of air and consequently the health of plants, animals and people. Toxic substances can be dangerous for individual species and have long-term effects on ecosystems. 3 Match the words with their definitions. 1 2 3 4 5 6 8 waste habitat groundwater by-product medium pollutants a b c d e f something created while producing or processing another product water found under the ground substances that pollute the environment material that is no longer wanted because its valuable part has already been used natural environment where animals and plants grow a substance which acts as a vehicle for a particular purpose
2 4 Read the text about the forms of pollution and decide which of these are represented in the pictures. Pollution is the release of chemical, biological, physical or radioactive substances in the environment. Among the main kinds of pollution are: Air pollution: due to the release of chemicals and particulates (solid particles forming dust) such as nitrogen oxides that create smog and hydrocarbons. Other examples of air pollution are carbon monoxide and sulphur dioxide. Water pollution: caused by industrial waste, agricultural drainage and sewage. Soil contamination: the most significant soil contaminants are heavy metals, hydrocarbons, herbicides and pesticides. Radioactive contamination: caused by accidents in nuclear power stations and by the production and use of nuclear weapons. Noise pollution: including roadway, aircraft and industrial noise and high-intensity sonars. Light pollution: including light trespass and overillumination. Visual pollution: referring to the presence of overhead power lines, motorway billboards or open storage of junk and municipal solid waste. 5 Read the text again and fill in the chart. Type of pollution Examples air pollution carbon monoxide water pollution soil contamination noise pollution light pollution visual pollution radioactive contamination 6 Write down a list of the sources of pollution that exist in the area where you live and write a short essay about the possible solutions to these problems. In my area there is a lot of air and water pollution due to the chemicals the farmers use on their fields. MY GLOSSARY billboard \"bIlbO d\ to bury /t "beri\ by-product /"baI ÆprÅd kt\ crop /krÅp\ to damage \t "dœmIdZ\ drainage \"dreInIdZ\ dust \døst\ groundwater \graUnd"wO t r\ to grow \t gr U\ to harm \t hA m\ health \helT\ to increase /tu In"kri s\ junk /dZøNk\ overhead /" Uv hed\ particulate \p "tIkjul t\ pollutant \p "lu t nt\ release \rI"li s\ sewage \"su IdZ\ to store \t stO (r)\ trespass \"tresp s\ waste \weIst\ 9
3 1 Traditional Building Materials Look at these materials and match the names with the photographs. stones 1 cement 2 timber bricks 3 4 Building materials can be divided into two main groups: natural and man-made. Stone and timber are natural materials, used by man since ancient times. Man-made materials include bricks, cement, concrete, steel, glass, metal and more modern materials including plastic and synthetics. Stone 2 Read the text and then match the two parts of the sentences. Stone walls are one of the oldest construction methods known to mankind. The first stone walls were made laying up stones without any mortar. With this method stones are held together by gravity. These walls are usually larger at the base. In Ireland and north-eastern UK counties this kind of wall was made by farmers to create fences. It was quite a long and labour-intensive method, but with no costs. When cement appeared, the first mortared stone walls were created, where cement paste fills the gaps between the stones. The first cements were made using burnt gypsum or lime, mixed with water. Concrete includes Portland cement mixed with sand, gravel and water, which makes it resistant to cracking. To make it even more resistant, steel reinforcing bars can be added. Most stone walls today are made using this method, because it is fast and cheap. 1 2 3 4 5 a b c d e 10 The first stone walls were made When cement appeared The first cements were created using Concrete is Portland cement Steel reinforcing bars can be added burnt gypsum or lime, mixed with water. to make concrete even more resistant. the first mortared stone walls were created. without any mortar. mixed with sand, gravel and water.
3 Timber 3 Read the text about timber framing and answer the questions below. Timber framing and conventional wood framing are two different forms of construction. Timber framed structures use fewer, larger timbers with dimensions from 15 to 30 cm and mortice and tenon or wooden pegs as fastening methods, whereas conventional woodframed buildings have a greater number of timbers with dimensions from 5 to 25 cm, and nails or other mechanical fasteners are used to join the timbers. Today timber structures are often surrounded in manufactured panels, such as Structural Insulating Panels (SIPs). They are made up of two rigid woodenbased composite materials with a foamed insulating material inside. This method is used because these structures are easier to build and they provide more efficient heat insulation. Timber-framed construction offers a lot of advantages. It is kind to the environment (when the wood used is taken from sustainable forests) and the frames can be put up quickly. Its design is elegant and simple, and also both practical and adaptable. It can give a house character, both inside and outside. Thanks to its strength, large open spaces can be created, something which is not so easy to obtain with other techniques. It is very versatile, so timber-framed houses can also be clad with stone or brick. This offers two more advantages: the house can blend in with the surrounding area (both urban and rural) and it is very energy-efficient. Timber is also cheaper than other materials. 1 2 3 4 4 Do timber-framed structures use larger or smaller timbers compared to conventional wood framing? Which fastening methods do the two different methods use? What structures have been recently used? How are they made up? What are the advantages of this method? 2 Listen to an expert speaking about the disadvantages of timber frame and complete the table. water Water can be (1) into the material causing it to rot and mould. fire Wood is very (2) . bugs Ants and termites eat wood (3) . environmental Producing boards and beams for timber frame construction requires (4) trees. impact sound Wood is an excellent (5) of sound waves so any noise inside or outside is easily heard. strength Timber frames are quite strong up and down but not as strong as other materials (6) . 11
3 Brick 5 Read the text and then write a list of the advantages and disadvantages offered by brick. Masonry construction is a method that has been used for centuries around the world. It is usually used for walls of buildings, retaining walls and monuments. The most frequent type of masonry is brick, but concrete block is also becoming more and more popular. Brick was one of the first building materials that man used and has been used since the times of the ancient Egyptians because it offers a great number of advantages. First of all, it has an affordable price and it is made of accessible raw material, which has long durability and good insulating properties. It is a strong material and is perfect for load-bearing systems where the loads are compressive. It is the size of a man’s hand and therefore simple to use. The appearance of the final work depends on the ability and expertise of the bricklayer. Another advantage of using brick is that, like stone, it offers increased comfort in the heat of the summer and the cold of the winter. Being heat resistant, this material also offers good fire protection. One of the disadvantages of using this material is that masonry must be built on a firm foundation to prevent settling and cracking, and in the presence of expansive soils the foundation may need to be elaborate. Moreover, this is a heavy material, consequently the structural requirements will have to be increased, especially if the area is subject to earthquakes. Advantages Disadvantages affordable price, Cement and concrete 3 Listen to the text and complete it with the words from the box. 6 blocks bricks concrete (x2) ingredient materials mixture walls The most common type of cement is Portland cement, which is the basic (1) of concrete and mortar. It is made of Portland cement clinker (calcium silicates, aluminium and other compounds) and other minor constituents. Portland cement clinker is produced by heating a mixture of raw (2) up to 1450 C in a kiln. There are three production stages: preparation of the raw mixture, production of the clinker, preparation of the (3) . Limestone is the main raw material for the production of clinker, followed by sand, shale, iron ore, bauxite, fly ash and slag. About 2% gypsum is also added and then the (4) is pulverised. The resulting powder will react when water is added. Portland cement is commonly used to produce (5) , which is made of gravel, sand, cement and water. Blocks of cinder concrete, ordinary concrete and hollow tile are known as Concrete Masonry Units (CMU). They are larger than ordinary (6) and used for applications where appearance is not very important, such as in factory walls, garages and industrial buildings. One of the advantages of concrete (7) is that they can be reinforced, grouting the voids, inserting rebar or using grout, so that they are stronger than typical masonry (8) . 12
3 7 Read the text in exercise 6 again and choose the best alternative. 1 2 3 4 5 6 8 Match the words with their definitions. 1 2 3 4 5 9 Portland cement is the basic ingredient of concrete/aluminium. The main raw material for the production of clinker is brick/limestone. Portland cement is used to produce gravel/concrete. Concrete Masonry Units are larger than ordinary bricks/stones. Concrete blocks can be reinforced/industrial. Reinforced concrete blocks are stronger than masonry industries/walls. masonry brick concrete mortar limestone a b c d e a mixture of cement, sand, small stones and water brick work white rock often used for making cement a mixture of sand, water and cement or lime a reddish-brown rectangular block used to build walls and houses reate four groups. Each group chooses one material from this unit (stone, timber, brick, cement and C concrete). Use your own words to describe it to the other groups. 10 Use the information from exercise 9 and the texts in this unit to complete the following table. Stone Timber Brick Cement and Concrete Advantages Disadvantages MY GLOSSARY bricklayer /"brIkleI r\ to blend in /t blend In\ cinder concrete /"sInd “r‘ "kÅNkri t\ clad /klœd\ compound /"kÅmpaUnd\ concrete /"kÅNkri t\ cracking /"krœkIN\ to fasten /t "fA sn\ fence /fens\ fly ash /flaI œS\ foamed /f Umd\ frame /freIm\ gap /gœp\ gravel /"grœv“ ‘l\ grout /graUt\ to grout /t graUt\ gypsum /"dZIps m\ heat insulation /hi t InsjU"leISn\ hollow tile /"hÅl U taIl\ iron ore /"aI n O “r‘\ to join /t dZOIn\ kiln /kIln\ to lay /t leI\ lime /laIm\ limestone /laImst Un\ masonry /"meIs nri\ mortar /"mO t “r‘\ mortice /"mO tIs\ mould /m Uld\ nail /neIl\ peg /peg\ to put up /t pUt øp\ rebar /rI"bA \ settling /"setlIN\ shale /SeIl\ slag /slœg\ to surround /t s "raUnd\ tenon /"ten n\ timber /"tImb “r‘\ void /vOId\ 13
Speaking: explaining your opinion about modern building materials Listening: the main characteristics of a steel building and the ecological advantages of plastic materials Ecology Design and Planning Environment and Pollution Building Elements Traditional Building Materials On the Building Site Modern Building Materials pp. 4-7 pp. 18-23 pp. 8 .
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