Effects of short-term overexposure Swallowing, can cause gastrointestinal irritation nausea and vomiting aspiration of material in the lungs may cause chemical pneumonitis which can be fatal Inhalation may cause nose or throat irritation high concentration may cause acute central nervous system depression characterized by headaches dizziness nausea and confusion may cause eye irritation Primary skin irritant may cause defatting and irritating of the skin