© 2012 Delmar, Cengage Learning Chapter 6 Hazardous Chemical Identification: Hazcom, Toxicology, and DOT

© 2012 Delmar, Cengage Learning The Hazard Communication Program The Worker’s Right to Know act. The purpose of this act is to ensure that the hazards associated with the handling, transport, and storage of chemicals in a plant are evaluated and transmitted to affected personal.

© 2012 Delmar, Cengage Learning Manufacture Requirements Analyze hazards associated with chemicals Develop written procedures for evaluating chemicals Document hazards and develop MSDSs and warning labels Disseminate the information to affected individuals Label, tag, and attach warning documentation to chemicals leaving the workplace

© 2012 Delmar, Cengage Learning Employer Responsibility Preparing a written HAZCOM program Organize a hazardous chemical inventory list Design individual MSDSs

© 2012 Delmar, Cengage Learning Figure 6-1 HAZCOM

© 2012 Delmar, Cengage Learning Material Safety Data Sheet One in four workers in the U.S. handles chemicals Development of the MSDS is the responsibility of the chemical’s manufacturer

© 2012 Delmar, Cengage Learning Figure 6-2 Sample MSDS

© 2012 Delmar, Cengage Learning Toxicology The science that studies the noxious or harmful effects of chemicals on living organisms There is a relationship between dose and response

© 2012 Delmar, Cengage Learning Exposure Limits Exposure limits are designed to allow a process tech Threshold limit value Occupational exposure limits Permissible exposure limits Supplier recommended limits

© 2012 Delmar, Cengage Learning Department of Transportation Labeling System Uses a diamond shaped pattern with colors, symbols, and numbers that correspond to specific hazards. Does not indicate the severity of the hazard. Materials are classified into 10 categories.

© 2012 Delmar, Cengage Learning Figure 6-3 DOT System

© 2012 Delmar, Cengage Learning DOT Shipping Papers Information must be in English and can be handwritten No codes or abbreviations in the official document. An MSDS should be included with any material being shipped.

© 2012 Delmar, Cengage Learning Hazardous Material Identification System The chemical name Health hazard Flammability hazard Reactivity hazard PPE requirements

© 2012 Delmar, Cengage Learning Figure 6-6 HMIS System

© 2012 Delmar, Cengage Learning National Fire Protection Association Utilizes four small diamonds arranged into one large diamond Blue – health hazards Red – fire hazards Yellow – reactivity hazards White – specific hazards

© 2012 Delmar, Cengage Learning Figure 6-7 NFPA System