LaboratorySafety Rules

A science laboratory can be a safe place in which to work if you, the student, are foresighted, alert, and cautious.

You will be working with materials and apparatus which, if handled carelessly or improperly, have the potential to cause injury or discomfort to someone else as well as yourself.

The following actions will result in detentions or suspension from the

class:Misuse of safety equipment including, but not

limited to:

–eyewash stations–emergency showers–fire extinguishers–fire blanket

Vandalizing school equipment or furniture.

Endangering or causing harm to others.

1. Use COMMON SENSE . Conduct

yourself in a responsible manner.

2. Follow all written and verbal

instructions carefully. Ask your instructor

for help if you don’t understand directions.

3. Never work alone . A student may not

work in the lab without a teacher present.

4. When first entering a science room, do

not touch any equipment, chemicals,

other materials unless you are instructed to do so.

5. Do not eat food, drink , or chew gum in the lab. Do not use lab glassware for food and beverages.

6. Do not perform unauthorized experiments. Read all directions & the introduction thoroughly before attempting the lab.

7. Horseplay, jokes, and pranks are dangerous & prohibited..

8. Work areas should be kept clean & tidy

at all times. Points will be deducted from

lab grade for leaving a station unkempt.

9. Know the locations & operating

procedures of all safety equipment

including first aid kit, eyewash station,

safety shower, fire extinguisher & fire

blanket.

10. Always work in a well ventilated area.

Use the fume hood when working with

volatile substance/poisonous vapors.

11. Be alert & proceed with caution at all

times. Notify the teacher immediately

of any unsafe conditions & report any

accident or injury to the instructor

immediately, no matter how trivial they

appear

12. Dispose of all chemical waste properly.

Sinks are only to be used for water &

those solutions designated by the

instructor. Solid chemical ,metals,

matches, filter paper and other

insoluble materials are disposed of in

the trash can.

13.Wash your hands with soap and water

after all experiments. Clean, rinse, and

wipe dry all work surfaces and

apparatuses at the end of the

experiment.

14. Experiments must be personally

monitored at all times. You will be

assigned a lab station. Do not wander

around the room, distract others or

interfere with the experiments of others

15. Know what to do if there is a fire alarm during a lab; containers must be closed, gas valves must be turned off, and any other electrical equipment must be turned off.

.

16. Anytime chemicals, heat, or glassware

are used, students will wear laboratory

safety goggles. There will be no

EXCEPTIONS to this rule!

17. Contact Lenses should not be worn in

the lab unless you have permission from

your instructor.

18. Dress properly! Long hair, dangling

jewelry, & loose or baggy clothing are

a hazard.

19. Long hair, must be tied back & baggy

clothing must be secured. Shoes must

completely cover the foot. No sandals!

20. If a chemical should splash in your

eye(s) or on your skin, immediately

flush with running water from the

eyewash or safety shower for at least

20 minutes. Notify the instructor

immediately.

21. Do not touch, taste, or smell any

chemicals unless specifically instructed

to do so.

The proper technique for smelling an

odor is called WAFTING!.

Wave your hand over the test tube or

beaker to create a stream of air directed

towards your nose.

22. Never return unused chemicals to their

original containers.

23. ACIDS must be handled with care.

Always add acid to water, do as you

oughter!

24. Heated metals & glass remain hot for a long time. They should be set aside to cool & picked up with caution. Use tongs or heat- protective gloves when needed. Do not place hot glassware directly on the lab desk.

25. Never leave a lit Bunsen burner unattended. Always turn the burner or hot plate off when not in use.

26. Do not point the open end of a test tube being heated at yourself or anyone else.

27. For acid burns, use a baking soda solution to neutralize it. For base burns, use a weak boric acid solution.

Lab Safety Rap

• http://www.youtube.com/watch?v=XYbOSmYme6Y

READ All Labels Carefully!

Safety Symbols

What To Do Now?

• Sign & date the contract, answering the few questions about vision and allergies.

• Get a parent or guardian to sign the contract as well.

• Bring it to class tomorrow for 10 points!