2. Identify the information sources used for the data and documentation that they use in their work activities (such as verbal, written, electronic) (K2) 3. Describe why technical information is presented in different forms (such as drawings, data sheets and national and international standards) (K3) 4. State how and where to obtain the various documents that they will be using (such as safety handouts, drawings, planning documentation, work instructions, maintenance records, technical manuals, and reference tables/charts), and how to check that they are current and valid. (K4) 5. Outline the types of engineering drawings used (BS8888), and how they interrelate (such as isometric and orthographic drawings; assembly, sub-assembly, and general arrangement drawings; circuit and wiring diagrams, block, and schematic diagrams; fluid power and instrumentation and control diagrams) (K5)