1. Lab Safety

2. Most important rule:
Behave responsibly

3. Behaviour during lab work
be prepared
follow indicated procedure
remain standing throughout duration of lab
no horseplay
do not leave equipment unattended (especially Bunsen burners and heaters)
no food or drinks in class (including water bottles)
do not taste, touch, smell unless told to do so

4. (spills, breakage, injuries, etc.)
In case of emergency
(spills, breakage, injuries, etc.)
Inform teacher immediately
Call 2700 on phone if teacher is unable
If it's a life or death situation, call 2911.

5. Eye Protection Wear goggles when using chemicals
If needed, use eye-wash only after notifying teacher
avoid wearing contact lenses when using chemicals

6. keep long hair tied back hard-soled, covered shoes
Head to Toe
keep long hair tied back
hard-soled, covered shoes

7. do not attempt to clean up notify teacher first
In case of spills
do not attempt to clean up
notify teacher first

8. In case of fire notify teacher immediately
use safety shower if clothing is on fire
use fire extinguisher if work area is on fire

9. Smelling chemical do not inhale directly
cup hand over container and fan vapours towards your nose (WAFTING)

10. In case of glass breakage
notify teacher
broken glass is placed in special container (not in regular garbage)

11. notify teacher do not use do not discard
Unlabeled chemicals
notify teacher
do not use
do not discard

12. When heating liquids in test tube
Hold test tube at a angle point away from everyone

13. always add acids to water never add water to acid
When mixing chemicals
always add acids to water
never add water to acid

14. When lab is finished return all materials to original place
clean work area
wash your hands (last thing you do)

15. Workplace Hazardous Materials Information System
WHMIS Symbols
Workplace Hazardous Materials Information System

26. • An octagon indicates “ DANGER“ and represents the most dangerous hazard.
• A diamond, indicates “WARNING“ and represents a medium hazard level.
• The upside-down triangle indicates “CAUTION” and represents the least hazard of the three borders. This does not make it hazardless! Use these products with caution.