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20 Safety Precautions 

in the lab

  • Never do unauthorized experiments.

  • Never work alone in laboratory.

  • Do not leave an on-going experiment unattended.

  • Always inform your instructor if you break any equipment or glassware.

  • To put out a fire in a person's hair, use the fire blanket

  • To put out a fire in a person's clothing, use the fire blanket.

  • If a chemical is spilled on your clothing you should use the safety shower

  • Never taste anything.

  • Never pipette by mouth; use a pipette filler.

  • Never use open flames in laboratory unless instructed by your teacher.

  • Check your glassware for cracks and chips each time you use it. Cracks could cause the glassware to fail and cause serious injury to you or lab mates.

  • Maintain clean access to all exits, fire extinguishers, electrical panels, emergency showers, and eye washes.

  • Clean your lab table and equipment before you leave the laboratory.

  • Wait until your teacher checks that you cleaned and organized materials and equipment on your table before leaving your work area.

  • ALWAYS wear goggles

  • Gloves

  • A lab coat

  • Have someone authorizing the experiment

  • Use common sense

  • Common sense is needed for safety in a laboratory.

  • Each student should work in a responsible manner and exercise good judgment and common sense.

  • If at any time you are not sure how to handle a particular situation, ask your teacher for advice.

  • It is always better to ask questions than to risk harm to yourself or damage the equipment.

  • Be sure that cables are not in touch with the hot plate.

  • Turn off the gas as soon as you finish working with the Bunsen burner.

DM

20 Safety Precautions 

in the lab

  • Never do unauthorized experiments.

  • Never work alone in laboratory.

  • Do not leave an on-going experiment unattended.

  • Always inform your instructor if you break any equipment or glassware.

  • To put out a fire in a person's hair, use the fire blanket

  • To put out a fire in a person's clothing, use the fire blanket.

  • If a chemical is spilled on your clothing you should use the safety shower

  • Never taste anything.

  • Never pipette by mouth; use a pipette filler.

  • Never use open flames in laboratory unless instructed by your teacher.

  • Check your glassware for cracks and chips each time you use it. Cracks could cause the glassware to fail and cause serious injury to you or lab mates.

  • Maintain clean access to all exits, fire extinguishers, electrical panels, emergency showers, and eye washes.

  • Clean your lab table and equipment before you leave the laboratory.

  • Wait until your teacher checks that you cleaned and organized materials and equipment on your table before leaving your work area.

  • ALWAYS wear goggles

  • Gloves

  • A lab coat

  • Have someone authorizing the experiment

  • Use common sense

  • Common sense is needed for safety in a laboratory.

  • Each student should work in a responsible manner and exercise good judgment and common sense.

  • If at any time you are not sure how to handle a particular situation, ask your teacher for advice.

  • It is always better to ask questions than to risk harm to yourself or damage the equipment.

  • Be sure that cables are not in touch with the hot plate.

  • Turn off the gas as soon as you finish working with the Bunsen burner.