Poisonous substances as means of crime: methodological basis of criminalistic study

Poisonous substances can be used as a means of committing a number of crimes related to infringement on human life and health. The author considers poisonous substances as a special object of study in criminalistics, which is a source of important information, a factual basis for putting forward investigative versions and determining the directions of investigation of crimes. In addition, a certain specificity of actions on the use of these substances for criminal purposes is noted. A characteristic "trace picture" formed by them is described, which requires the elaboration and implementation of special forensic techniques and methods.