1. The process of providing fresh air circulation in a building.

2. Related to the installation and operation of electric systems in a building.

3. A horizontal structural member that supports a load from above.

4. A series of steps or flights that allow access between different levels of a building.

5. Construction made using rectangular blocks made of clay or concrete.

6. The process and system for removing excess water from an area.

6. A panel made of gypsum plaster pressed between thick sheets of paper.

7. Building material made from a mixture of cement, water, and aggregates.

8. A mixture of lime or gypsum with sand and water used for coating walls and ceilings.

9. The covering and waterproofing of a building's roof.

10. A thick, flat piece of concrete or stone used for flooring or paving.

11. An inclined surface used to provide accessibility between different levels.

12. The exterior face or front of a building.

13. Installing glass in windows, doors, or other architectural elements.

14. A window that projects vertically from a sloping roof.

15. A base or platform that supports a column, statue, or structure.