Treatment, Storage, and Disposal (TSD) Workers HAZWOPER Treatment, Storage, and Disposal (TSD) Workers

Health hazards and hazardous substances at TSD facilities Major chemicals include: trichloroethylene lead toluene benzene PCBs chloroform 1a

Health hazards and hazardous substances at TSD facilities Major chemicals include: perchloroethylene phenol arsenic cadmium chromium methyl chloroform 1b

Health hazards and hazardous substances at TSD facilities All parts of the body can be affected by chemicals The majority of toxic substances enter the body through breathing 1c

Health hazards and hazardous substances at TSD facilities Other means include absorption, ingestion, and injection 1d

Health hazards and hazardous substances at TSD facilities Chemical exposures are divided into two groups: Acute Chronic 1e

Health hazards and hazardous substances at TSD facilities Symptoms from acute exposures occur during or shortly after exposure to a high concentration Symptoms from chronic exposures occur over longer periods of time after exposures to low concentrations 1f

Health hazards and hazardous substances at TSD facilities Limits used to determine exposure include: Permissible exposure limits Threshold limit values Short-term exposure limits Ceiling limits Time-weighted average 1g

Health hazards and hazardous substances at TSD facilities Sampling methods include: personal sampling water sampling soil testing drum sampling compatibility testing 1h

Health hazards and hazardous substances at TSD facilities Sampling instruments include: oxygen meters combustible gas indicators colorimetric detector tubes personal alarm systems 1i