Safety It is better to be careful a hundred times than be killed once.It is better to be careful a...

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Transcript of Safety It is better to be careful a hundred times than be killed once.It is better to be careful a...

Safety

• It is better to be careful a hundred times than be killed once.

» Mark Twain

Lab Safety

Always Wear Safety Goggles/Glasses in the

Lab!!!

Eyeglasses and sunglasses are not adequate substitutes.

Chemical Burn of the Eye

A chemical burn of the eye can be prevented by WEARING GOGGLES.

Long hair MUST be tied

back!

No Backpacks or Purses at Lab Tables

Know the Location

of the Following…

Eyewash Fire blanket Fire Extinguisher Safety Shower

NOHORSEPLAY!

Never Perform Unauthorized Experiments!

No Food or Drink in the Lab!

Never remove

chemicals or equipment

from the lab

Never use chemicals from an

unlabeled container

Heating Test Tubes NEVER point the mouth of a test tube or Erlenmeyer flask at yourself or another person! ALWAYS direct the mouth away from people!

Correct!Wrong!

Never Heat a Closed Container

The increasing pressure in the container can cause the contents to spray out the top, or the container shatters, spreading shards of glass

Never Heat a Closed Container

The increasing pressure in the container can cause the contents to spray out the top, or the container shatters, spreading shards of glass

Clean up all spills

immediately

1. Never return spilled or unused material to the reagent bottle.

2. Solids should be swept up and placed in the waste disposal container for that lab

3. Small liquid spills should be diluted with lots of water and mopped up with a cloth towel.

4. Large spills must be handled by the instructor.

Begin First Aid Immediately

1. Alert the instructor 2. If chemicals have

come in contact with the eyes, begin eyewashing NOW!

3. Remove clothes that have chemical contamination

4. Move everyone away from the area to avoid further contamination

Report all injuries to

your instructor immediately.