14. |
Knowledge of how to properly document evidence and analytical results (through notes, sketches, photography, reports, etc.) |
15. |
Knowledge of the techniques and procedures used to properly mark evidence (when appropriate) |
26. |
Knowledge of definitions of class, subclass, and individual characteristics and the differences between them |
27. |
Knowledge of the sources of class, subclass, and individual characteristics |
38. |
Knowledge of how and when to use various vises, clamps, and restraining devices |
114. |
Knowledge of proper use of tools and materials for test marks |
116. |
Knowledge of the interactive nature of the tool/toolmark process and the transference of class, subclass, and individual characteristics |
117. |
Knowledge of impressed (static) vs. striated (dynamic) toolmarks |
118. |
Knowledge of the best agreement possible in situations of known nonmatches when comparing
toolmarks |
119. |
Knowledge of the principles of preparing test marks and the effects of test materials in the production of testfired cartridge components and toolmarks for comparison |
4. |
Ability to select the appropriate casting materials (casting of bullets/toolmarks) |
17. |
Ability to select proper casting material and technique (mentioned above) |
19. |
Ability to understand and interpret technical data output from laboratory instruments |
21. |
Ability to recognize discrepancies or inconsistencies in analytical findings and determine their cause and significance |
23. |
Ability to recognize the limitations of tests and interpretations |
41. |
Ability to identify reloaded ammunition as having been assembled by the same equipment by determining that specific reloading tool(s) came in contact with cartridge components |
48. |
Ability to recognize and properly align reproducible striae arrays sufficient for identification purposes |
49. |
Ability to recognize, determine the source of, and differentiate between class, subclass, and individual characteristics on bullets, cartridges, cartridge cases, and in nonfirearm-related toolmarks |
53. |
Ability to distinguish between the quality and quantity of matching striae in a true identity and that observed in known nonmatches |
57. |
Ability to recognize any manufacturer-induced characteristics |
71. |
Ability to make determinations in toolmark comparisons (both firearm and nonfirearm toolmarks) regarding: identifications, exclusions, and inconclusives |
72. |
Ability to recognize patterns (profiles, etc.) produced by various tool-working surfaces |