1. Ms. Cermak and Ms. Kahle 2017 Semester 2
Lab Safety
Ms. Cermak and Ms. Kahle
2017 Semester 2

2. Agenda 1/9
1. New Seats 2. Lab Safety PowerPoint HW: Quiz tomorrow on lab safety. Must pass with 70% or higher in order in be allowed into lab.

3. Safety In the Science Lab
Lab Safety: Everyone Is Responsible!
Safety In the Science Lab
Rules and Symbols

4. Safety First Science is a hands-on laboratory class.
You will be doing many laboratory activities, which require the use of hazardous chemicals and expensive lab equipment.
Safety in the science classroom is the #1 priority.
To ensure a safe science classroom, a list of rules has been developed and provided to you in your student safety contract.
These rules must be followed at all times.
A signed lab safety contract is required to participate in labs as well as a PASSED safety quiz.

5. General Safety Guidelines
Be Responsible at All Times. No horseplay, practical jokes, pranks, etc.
Follow all instructions carefully.
Do not “play” with lab equipment until instructed to do so.
Verbal & written directions. If you don’t understand ask for help.
Do not do any experiments without teacher approval.
Food, drink, and gum are not allowed past the brown line
Lab Safety: Everyone Is Responsible!

6. General Safety Guidelines
Keep the lab clean and organized. Only take the necessary items with you to the lab area.
Notify the teacher immediately of any accidents or unsafe conditions in the classroom!
Wash your hands with soap and water after experiments.
Keep aisles clear, wash equipment, put notebooks in desks, etc.
Lab Safety: Everyone Is Responsible!

7. Safety Symbols Eye Protection Electrical Safety
Wear safety goggles when working with chemicals, flames, or heating devices.
If a chemical gets in your eye, flush in water for 15 minutes and notify the teacher.
Electrical Safety
Do not place a cord where someone can trip over it.
Never use electricity around water.
Unplug all equipment before leaving the room.

8. Safety Symbols Chemical Safety Heating Safety
Read all labels twice before removing a chemical from the container.
Never touch, taste, or smell a chemical unless instructed by the teacher.
Transfer chemicals carefully!
All chemical containers must be closed tightly when done using them
Heating Safety
Tie back hair and loose clothes when working with open flames.
Never look into a container as you are heating it.
Heated metal and glass looks cool, use tongs or gloves before handling.
Never leave a heat source unattended.

9. Safety Symbols Hand Safety Personal Safety
If a chemical spills on your skin, notify the teacher and rinse with water for 15 minutes.
Carry glassware carefully.
Personal Safety
Handle all equipment carefully
Stay at YOUR station
Read and follow all directions
Place all equipment from lab drawer back into lab drawer
Place all equipment from center table back on table
Wipe down lab table
Push all stools in out of the way

10. Safety Equipment On Fire? REMEMBER: Stop, Drop, & Roll
Know the locations of:
fire extinguisher
fire blanket
body shower
eyewash station
first aid kit
To operate the fire extinguisher remember P-A-S-S
P- Pull the Pin
A-Aim the hose at the base of the fire from 5-6 feet away.
S-Squeeze the handle.
S-Sweep the hose back and forth across the fire.
On Fire?
REMEMBER: Stop, Drop, & Roll

11. Activities
Get out a separate sheet of paper, your name needs to go on this paper because you will to turn this in at the end of the period for points.

12. What’s Wrong With This Picture?

13. What’s Wrong With This Picture?

14. What’s Wrong With This Picture?

15. You Should Never… Engage in…. practical jokes horse play rough house

16. On lab day Do not enter lab without teacher approval
Wear closed-toed SHOES!!!!!!!!
Bring some old tennis shoes to keep here
Tie back long hair
Wear safety goggles!!!!!!!!!!!!!!!!!!!!!!!!!!!

17. During Lab Stay focused and on task Work with only your group
Follow all directions (READ)
Ask questions if you are unsure about lab
If you see something unsafe, TELL US!!!!

18. Do not breathe vapors or put anything close
Do not breathe vapors or put anything close to your nose to smell unless instructed.
When smelling, do not hold the object below your nose, make a pass from one side to the other.
What is this action called?
Copyright © 2010 Ryan P. Murphy

19. Please check glassware for cracks or chips prior to use.
If glassware is broken please contact teacher.
Please be safe with glassware to avoid dropping and breaking. Clean immediately.
If you break it you buy it!
Copyright © 2010 Ryan P. Murphy

20. Handling Chemicals…
If you ever take too much of a chemical from the stock bottle, do NOT pour it back into the container!

21. Please do not eat food or drink past the brown line
No gum.
Cough drops unless prescribed.
Or putting strange things in your mouth.
Copyright © 2010 Ryan P. Murphy

22. Keep flammable solutions away from flame.
Copyright © 2010 Ryan P. Murphy

23. If you have long hair then please arrange it
If you have long hair then please arrange it so that it will not hang down and catch on fire on lab days.
Copyright © 2010 Ryan P. Murphy

24. Know where the eyewash station is and how to use it
Know where the eyewash station is and how to use it. Where is the station?
If you get something in your eye
Get it out now!
Hold eyelid open.
Gently run water over your eyes.
Go to school nurse immediately.
Copyright © 2010 Ryan P. Murphy

25. Keep electrical equipment away from water and vice versa.
Copyright © 2010 Ryan P. Murphy

26. Use proper safety protection.
Goggles covering eyes.
Copyright © 2010 Ryan P. Murphy

27. Which of the students is being unsafe in the lab and will requiring talking too?

28. Answer! These students are not wearing their goggles properly and they’re not wearing gloves.

29. Clean glassware before and after use to avoid harmful residue.
Copyright © 2010 Ryan P. Murphy

30. Be precise in your measuring of reagents and chemicals.
Copyright © 2010 Ryan P. Murphy

31. Be precise in your measuring of reagents and chemicals.
Copyright © 2010 Ryan P. Murphy

32. What’s Wrong With These Statements?
Hal says that his teacher is solely responsible for preventing laboratory accidents.
Keshia started the lab activity before reading it through completely.
Ricardo decided to do a lab activity that he read about in a library book before the teacher came into the classroom.
Stephanie says that the safety goggles mess up her hair and give her raccoon eyes. She refuses to wear them.
Barbie and Ken accidentally break a beaker full of some chemical. Instead of risking getting in trouble they quickly clean up the mess with paper towel and throw it in the garbage.

33. Assign Lab Groups
These will be your lab groups for every lab we perform this semester. So remember these groups and the table for the future!