To learn how to update the categories for this article, see here. To update categories, edit the metadata template.
Definition: A discipline involving the measurement of signatures from the collection, processing, and analysis of gas, liquid, or solid samples; it complements technical intelligence: a technical intelligence analyst would work with a captured example of the weapon, or at least pieces of it, to come to that understanding of the propellant, while an analyst of this technique would infer the propellant through analysis of the exhaust [d] [e]
