1. BUILDINGS MATERIALS -

3. Concrete

4. Pottery materials

5. Binder matterials

6. Other materials

8. Break-up Rocks: fragments of rock, such as clay.

10. The most used are: mass concrete, cyclopean concrete, aerated concrete and reinforced concrete.

12. Continuous baking.

13. The most used are bricks. Tiles, stoneware and porcelain.

15. Lime: it's obtained with the heat of limestones.

16. Plaster : powder mineral that with water is used to cover walls.

17. Cement: the most used is the Portland cement.

19. Plastics : are found in water pipes and in electrical wiring.

20. Glass: are used in windows, doors, decorations fences...

22. Preparation of the area

23. Foundation

24. Elevation of the structure

25. Water covering

26. Pavings laying

27. Wales lift

28. Laying of the facilities

29. Work of finished

32. They used machinery such as: concrete mixers, angers or vibrators.

33. Elevation of Structure In this phase the are constructed the props and the badges that have to form the plants of the building. Somo of them are metallics (beams of steel) but the majority they are of armed concrete.

35. The materials used are: tiles, slate tiles and slabs of zinc.

38. The used material is the brick.

40. Each one is carried out by a group of profesinales diferent.

42. The used materials are: paintings, wood, stony materials and materilas of decoration.