Science Laboratory Safety Rules and Symbols

Laboratory
Safety

​Safety equipment in Science Classroom

General Laboratory Safety Rules

1. Know locations of laboratory safety showers, eyewash stations, and fire extinguishers.
2. Know emergency exit routes.
3. Avoid skin and eye contact with chemicals.
4. Minimize all chemical exposures.
5. No horseplay will be tolerated.
6. Assume that all chemicals of unknown toxicity are highly toxic.

Multiple Choice

Safety equipment available in classroom:

• Fire blanket

  Eye wash station

  Shower

  Fire extinguisher

• Exit window

• Just fire extinguisher

Multiple Choice

Know locations of laboratory safety showers, eyewash stations, and fire extinguishers.

• False

• True

Multiple Choice

Analyze the situation and select the correct procedure:

• Three students in the lab.

• Jodi’s hair should be tied back.

• Mac's keeps working as Jodi hair is in fire.

Multiple Choice

Analyze the situation and select the correct procedure:

• Jodi should not lean over a lit burner

• Mac is pointing the test tube toward another person.

• Kimberly, should have used the emergency blanket to put out the fire in Jodi’s hair.

Multiple Choice

Example of avoiding the safety rules in this image:

• Jodi should be wearing safety goggles

• Kimberly is wearing safety goggles.

• Mac is wearing an apron and gloves.

Multiple Choice

Describe Jarvis’ error.

• Jarvis is picking up broken laboratory glassware with his bare hands.

• Jarvis is using a trash can instead of a dustpan.

• Jarvis is smiling.

Multiple Choice

Who in this scenario is performing a correct procedure?

• Jarvis

• Penny

• Meredith

Multiple Choice

Meredith shoes are appropriated for a laboratory?

• No

• Yes

Multiple Choice

What is unsafe about Ernie’s behavior?

• No materials should be taken from the lab for any reason. Ernie could damage the equipment. Additionally, some materials are hazardous and require special disposal procedures.

• Nothing, Ernie's looks happy.

Multiple Choice

Why is Lydia’s behavior appropriate? Why is it important in a laboratory setting?

• Lydia is using an apron.

• Lydia is wearing safety gloves.

• Lydia is making sure that her glassware is not cracked, chipped, or otherwise broken before she uses it for her experiment. This step prevents breakage, unnecessary cleanup, and exposure to heated substances.