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types of forensic examinations

handwriting examination

this is a type of forensic examination that establishes the forgery (falsification) of a signature, handwritten record and contributes to the identification of the performer. The examination is carried out by specialists who have the right to conduct handwriting examinations and research.

linguistic examination of speech

Research of speech activity products aimed at establishing significant facts and obtaining answers to the questions posed to the expert. Linguistic expertise allows you to establish the truth or the possibility of descriptive statements about the object.

technical examination of documents

a type of forensic examination consisting in determining the method of making a document or its individual details, establishing the fact of making changes to the document with subsequent establishment of the original content, establishing the sequence of execution of the details, as well as identification of objects and materials used in the manufacture of the document.

examination of weapons, traces and circumstances of its use

The type of examination carried out for the study of firearms, ammunition and traces of their use, in order to establish factual data relevant to the investigation of a criminal case and judicial proceedings.

tracological examination

The type of examination carried out for the purpose of investigating traces, trace-perceiving and trace-forming objects to establish the mechanism of trace formation, identification of objects that have left traces, determining the group affiliation of objects.

phototechnical, portrait examination

this is a type of forensic technical examination, which is carried out in order to determine the authenticity or forgery of a photographic image, as well as to establish facts related to its creation and processing.

phototechnical, portrait examination

holographic examination

Holographic methods are currently used both for fixation and for the study of forensic objects. Holography is more perfect than photography; it allows you to get more complete information about the object, because it is a process of registering on the photosensitive layer not only the amplitude (as in photography), but also the phase characteristics of the luminous flux. It is known that all illuminated objects absorb, reflect and scatter light.

examination of video, sound recordings

Allows you to resolve questions about the authenticity of video and audio recordings, the content of the conversation, the number of speakers, the belonging of oral speech to a specific person, the technical condition of the media

explosive examination

The type of examination carried out to establish the fact and nature of the explosion, to establish the mechanism of the explosion, to determine the mass of the explosive charge, the design, the principle of operation and the destructive power of the explosive device.

examination of materials, things and products

  • examination of petroleum products, fuels and lubricants
  • examination of silicate materials (glass, ceramics, binders)
  • examination of metals, alloys and products from them

biological examination

A type of research that allows you to identify specific features and get maximum information based on a comprehensive analysis of biological material.

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