Unit 1- Safety

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Unit 1- Safety
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Safety Rules

1. PROTECTIVE EYEWEAR, either safety goggles or
   safety glasses with side shields, must be worn at
   all times in the lab, even if an experiment is
   not in progress.

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Chemical Burns in Eyes
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Safety Rules

• 2. Wear sensible clothing (confine long hair and
  fuzzy clothing) and enclosed shoes, particularly
  when doing chemistry labs.

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Chemical Burns
Closed Toed Shoes??? Gloves???
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Safety Rules

• 3. Know the locations of safety equipment and
  operating instructions for the fire
  extinguishers, fire blankets, fire alarms, first
  aid kit, eye washes and showers. Wash eyes for
  at least 15 minutes.

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Safety Rules

• 4. Know the locations of the nearest available
  telephones and emergency phone numbers to use to
  call for help in case of an emergency.
• -Emergency 911
• -Report to Ms. Witson room across the hall.
• - If there is a fire, pull the fire alarm.

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Safety Rules

• 5. Keep burners in the middle of the lab table,
  not on the edge.
• When heating liquids in test tubes, never point
  the tube toward yourself or anyone else.
• Never heat the test tube directly at the bottom
  but tilt the tube and heat it gently between the
  bottom of the tube and the top of the liquid.

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Safety Rules

• 6. Follow instructions carefully. Know the
  safety hazards of experiment before starting. Do
  not perform unauthorized experiments. Only work
  in the laboratory when supervised by an
  instructor.

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Safety Rules

• 7. Handle hot glassware with gloves or beaker
  tongs.

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Safety Rules

• 8. Report all accidents, no matter how minor, to
  the instructor. If you break something made of
  glass, be sure to use dustpan and hand broom to
  sweep it up and dispose of it in the glass waste
  receptacle.
• Clean up spills immediately IF you know how. If
  you are uncertain how to clean up a spill or if a
  large spill occurs, notify Mrs. Askew
  immediately.

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Safety Rules

• 9. Never return chemicals to bottles of their
  origin. If you have excess, give it to another
  student or throw it away. Check labels on
  containers twice to make sure you use the right
  chemical and of the correct concentration.
  Dispose of chemicals in proper receptacle.

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Know how to dispose of waste

• Dispose of all waste materials according to Mrs.
  Askew instructions.
• ? ? ?
  ?

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Safety Rules

• 10. Never put anything in your mouth while in the
  lab (including chemicals, solutions, equipment,
  cigarettes, food, drink, or gum).
• NO FOOD IN A CHEMSITY LAB.

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Safety Rules

• 11. Clean up before leaving the lab
• Return equipment and chemicals to their proper
  places
• Wipe down lab tables.
• Make sure to wash your hands.
• This rule applies even if you have been wearing
  gloves!

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Remember that the lab is a place for serious work!

• Careless behavior may endanger yourself and
  others and will not be tolerated!