Performs analytical testing on crime-related evidence provided by law enforcement officers. Performs analysis on drugs, urine, blood, physical evidence, etc. Evaluates data & develops opinions based on knowledge, skills & sound analytical processes. Provides court testimony as an expert witness; provides court support for law enforcement officers; assists & trains officers in crime laboratory techniques & analytical methods. Maintains & orders necessary chemicals, containers & supplies used in the crime laboratory. Assists in gathering evidence at crime &/or accident scenes. Prepares laboratory reports for use by law enforcement officers & appropriate courts of law. Researches & interprets current literature concerning trends & changes in laws as applied to crime laboratory analytical methods. Prepares management reports concerning crime laboratory operations & results. Performs other related duties as required.