Laboratory Safety Warm-Up  What are some safety hazards that you may encounter in a science lab?  What information do you need to KNOW before using any chemical?

Chemical Hazards 3 Types  Health  Fire  Reactivity Dangers

Health Hazards  Ingestion  Inhalation  Absorption Gum Gum Skin Skin

Types of Exposure  Acute exposure: large doses of chemicals in a short period.  Chronic exposure: small doses of chemicals over a long period.

Other Chemical Hazards  Fire Threat How Readily a Fire Can Occur How Readily a Fire Can Occur  Reactivity Dangers How will it react with other chemicals How will it react with other chemicals

Hazard Scale  0- Minimal  1- Slight  2- Moderate  3- Serious  4- Severe

Types of Labels NFPA  National Fire Prevention Association  Back of Trucks  Two Types Diamonds Diamonds Bar Bar

OSHA  If You think this is small town in Wisconsin you are in serious trouble.  Occupational Safety and Health Administration  Tells Us What We Need on Our Labels

OSHA Guidelines  Name and Address of Manufacturer  Chemical Name  Type of Potential Hazard that Exists  The Precautions Necessary

MSDS Material Safety Data Sheets  A Detailed outline of hazards, storage guidelines, disposal, first aid, and indicators of being sick.

Additional Helpful Information  Common Name  Formulas  Hazard Scale  Shelf Life  Recommended Storage Conditions