WHMIS, Lab Safety & Equipment Quiz and Flashcards

WHMIS

• What does WHMIS stand for?
  • Workplace Hazardous Materials Information System

Purposes of WHMIS

• What are the 3 main purposes of WHMIS?
  • Label hazardous products
  • Train workers
  • Teach how to limit risks

SDS

• What does SDS stand for?
  • Safety Data Sheet

Purpose of SDS

• What is the purpose of an SDS?
  • To provide info about chemical hazards and safety precautions.

WHMIS Symbols

• Flame:
  • Fire hazard
• Skull and crossbones:
  • Toxic - can cause death in small amounts
• Corrosion:
  • Can damage skin, eyes, and metals
• Health hazard:
  • Human silhouette - can cause serious long-term effects

Lab Safety - Before Starting

• What should you do before starting a lab?
  • Read instructions
  • Wear goggles
  • Act responsibly

Safety Gear

• What safety gear should you wear during a lab?
  • Goggles
  • Lab coat
  • Gloves
  • Closed-toe shoes

Chemical in Eyes

• What do you do if a chemical gets in your eyes?
  • Use the eyewash station for at least 30 minutes

Lab Safety - At the End

• What should you do at the end of a lab?
  • Dispose of chemicals
  • Clean equipment
  • Return safety gear
  • Wash hands

Lab Equipment

• Graduated cylinder:
  • Measuring liquid volume accurately
• Beaker:
  • Holding and pouring liquids (not very precise)
• Bunsen burner:
  • Heating substances during experiments
• Mortar and pestle:
  • Grinding or crushing solid substances

Chemical Handling

• Why should you never return chemicals to the original container?
  • To avoid contamination

Uncertainty in the Lab

• What should you always do if you're unsure in the lab?
  • Ask the teacher!