ŠIMKO, JOZEF: Knowledge of lay public about hazardous substances. (Bachelor Thesis). Technical university in Zvolen. Wood faculty. Department of chemistry and chemical technology. Head of bachelor thesis: Ing. Eva Výbohová, PhD. Level of professional qualifications: Bc. Zvolen, 2018. Scope of work: 57 p.This bachelor thesis named „Knowledge of lay public about hazardous substances“, is focused on proccesing questionnaires, which was interleaved to respondents of the lay public in the city area of Zvolen. Questions in our questionnaires was focused on knowledge of lay public about possible sources of leaks of hazardous substances in city of Zvolen, about information sources about hazardous substances, about warning pictograms, UN code and Kemler code, approach in case if respondent beccomes a participant of extraordinary event which caused leak of a hazardous substances.