The paper analyzes the results of enterprise functioning of instrument-making industry in terms of its negative impact on air quality. Аpparatus of the theory of fuzzy sets used for modeling uncertainty in the information. Software implementation is made in MatLab using Sugeno fuzzy inference. Ranking parameters of importance made in accordance with GOST.
fuzzy set, multi-criteria evaluation, membership function, system status, linguistic variable, Quality Score, the uncertainty, the atmosphere, pollutants, ecological system, the risk of contamination of air, the hazard class