Safety in the Science Classroom

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Safety in the Science Classroom
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General Guidelines

• Conduct yourself in a reasonable manner
• Follow all written and verbal instructions
• Never work alone
• Do not touch any equipment or chemicals until
  told to do so
• Unauthorized labs are prohibited

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• NO EATING, DRINKING OR CHEWING GUM

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• Clean after yourselves.
• Keep aisles clear.
• Notify instructor of unsafe conditions
• Dispose of chemicals as instructed by your
  instructor

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• No horseplay, practical jokes, and pranks are
  allowed.

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• Know where safety equipment are.

Safety goggles
Fire extinguisher
Apron
Safety shower
Eye wash station
Fire blankets
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• Read all labels and equipment instructions.
• Keep hands away from face, eyes, mouth and body
  while using chemicals or preserved specimens.
• Clean and return equipment to their proper
  storage place.
• Monitor experiments personally.
• Do not wander to other lab areas.

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• Science storage areas are off limits to students.
• During fire drills, follow your instructors
  directions.
• Handle all animals, dead or alive, humanely.
• Do not point knives at others.
• Do not catch falling sharp instruments

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Clothing

• Let instructor know if you wear contact lenses
• Secure dangling jewelry and loose clothing

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• Use closed toed shoes no sandals allowed.

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• Tie back long hair

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• Goggles are to be worn at all times.

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Accidents and Injuries

• Yell out Code one, Code one, if you or a
  partner is hurt.
• Do not touch mercury from broken thermometers

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• Use safety shower for 20 minutes if necessary
• Flush eyes with running water if splashed with
  chemical.

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• Report any spills, breakage, or injury.

Major spill
Broken glassware
Injured person!
Minor spill
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Handling Chemicals

• Consider them all dangerous.
• Do not taste, touch or smell unless told to do
  so.
• Take only as much as you need.
• Do not return unused ones in their containers.
• Do not use mouths as pipets.
• Hold reagent bottles away from your body when
  pouring
• Add ACID to Water.
• Do not remove chemicals from the laboratory.

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Glassware and Equipment

• Carry glass tubing vertically.
• Use a brush and dustpan to clean up broken glass
• Place broken glass in glass disposal containers.
• Always lubricate glassware before inserting a
  stopper.
• Protect hands from cuts by using towels or cotton
  gloves

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• Grasp the plug, not the electric cord, when
  removing an electrical plug from its socket.
• Make sure your hands are dry.
• Never use chipped, cracked or dirty glassware.
• Report any frayed cords, exposed wires, and loose
  connections on any electrical equipment
  immediately.
• Ask if you do not know how to use an equipment
• Do not immerse hot glassware in cold water it
  may shatter.

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Heating substance

• Hair, clothing and hands must be kept at a safe
  distance from flames at all times.
• Never reach over an exposed flame.
• Never leave a lit burner or a anything that is
  being heated unattended.
• Do not point the open end of a test tube at
  yourself or your neighbor.
• Exercise caution when handling heated metals and
  glassware
• Never look into a container that is being heated.

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• Do not place hot apparatus directly on the
  laboratory desk use a ceramic fiber pad.
• When bending glass, allow it to cool before
  further handling.

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The End