Laboratory Safety Rules. A science laboratory can be a safe place in which to work if you, the...
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Transcript of Laboratory Safety Rules. A science laboratory can be a safe place in which to work if you, the...
![Page 1: Laboratory Safety Rules. A science laboratory can be a safe place in which to work if you, the student, are foresighted, alert, and cautious. You will.](https://reader034.fdocuments.in/reader034/viewer/2022042718/56649e735503460f94b73432/html5/thumbnails/1.jpg)
LaboratorySafety Rules
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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.
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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.
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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.
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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.
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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..
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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.
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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
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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.
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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.
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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.
.
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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.
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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!
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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.
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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.
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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!
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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.
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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.
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Lab Safety Rap
• http://www.youtube.com/watch?v=XYbOSmYme6Y
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READ All Labels Carefully!
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Safety Symbols
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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!