Work Sheet 2

4. An optical device that isolates a specific wavelength of light in a spectrometer.
5. A chemical used to detect trace amounts of blood by producing a blue chemiluminescence.
8. The study of the interaction between light and matter to identify chemical substances.
10. A technique used to separate complex mixtures into individual components.
11. STONE A specialized gypsum product used for casting 3D footwear impressions in soil or mud.
12. A search pattern often used in large outdoor areas that moves in a circular path.
14. The boundary (Inner or Outer) established to protect and secure a crime scene.

1. The process where a substance takes in electromagnetic radiation, measured in spectroscopy.
2. The mathematical law relating light absorption to the concentration of a substance.
3. A highly sensitive technique using gold and zinc (Vacuum Metal Deposition).
6. The gold standard chemical reagent for developing latent prints on paper.
7. The chemical name for Superglue, used in fuming techniques for non-porous surfaces.
9. The phase in chromatography (liquid or gas) that carries the sample through the system.
13. The fundamental principle that states "Every contact leaves a trace."