Performs laboratory tests to various construction materials, using the following techniques of chemical analysis: gravimetry, volumetry, flame photometry, spectrophotometry, ion chromatography. Collaborates in preparation of studies and optimization of analytical methods and further editing of technical specifications. Provides experimental support for study work and guides trainees, as regards in particular the implementation of experimental work. Uses information technology as database, spreadsheet and word processing, and testing techniques and equipment manuals in English.