Previous Article Next Article Table of Contents Przemysl Chemiczny, Vol.92, No.2, 186-190, 2013 Export Citation The use of free tools for the determination of the calculated hazard zones involving hazardous substances Porowski R, Maloziec D, Rudy W, Lesiak P, Strzyzewska M, Klapsa W, Suchecki S Please enable JavaScript to view the comments powered by Disqus.