Lab Procedures and signs

Lab Equipment and Safety Review

​What's wrong with this picture???

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Accident

​Can happen anywhere and anytime

Lab rules

To reduce the risk of harm in the lab, it’s important to take precautions.

These precautions are often given as a set of general lab rules to follow. Lab rules are put in place to keep everyone as safe as possible. These are some of the most important rules to follow.

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Signs you should be aware of

On your Guided Notes, write down what you think these signs mean

​The protective clothing safety symbol indicates that a lab coat or other protective clothing needs to be worn.

​Biological Hazard

​This symbol appears when care

should be taken when using electrical

equipment.

​Fume Safety

​This symbol appears when a

danger to the eyes exists.

​Wear gloves when necessary

Multiple Choice

What does this sign mean?

• Wear gloves when necessary

• The protective clothing safety symbol indicates that a lab coat or other protective clothing needs to be worn.

• This symbol appears when a

  danger to the eyes exists.

​Explosion warning

​This symbol appears whenever

live animals are studied and the safety of the

animals and the students must be ensured.

​Open flame alert

​Disposal Alert

​This symbol appears when

poisonous plants or plants with thorns are

handled.

​Radioactive Safety

​Sharp Object

Multiple Choice

What does this sign mean?

• Open Flame Alert

• Radioactive Safety

• This symbol appears when

  poisonous plants or plants with thorns are

  handled

• Biological Hazard

​Chemical Safety

Multiple Choice

What should you do before you start a lab?

• read all procedures

• make sure your work area is neat

• get teachers permission

• all of the above

Multiple Choice

If you break glassware during the lab you should...

• tell the teacher immediately

• clear people of the area and leave the broken glass

• wait and tell teacher at the end of class

• try to clean it up without telling anyone

Multiple Choice

When heating a substance in a test tube the test should be pointed...

• towards others and away from you

• towards you

• away from you and others

• away from others

Multiple Choice

During the lab it is okay to

• have a snack

• drink water

• none of the above

• taste chemcials

Multiple Choice

Why are safety symbols important?

• They tell you how to do an experiement

• they are cool looking

• they tell you specific dangers

• so you know what to do

Multiple Choice

When should you wear safety goggles?

• When working with chemicals, acids, and bases and heating devices

• anytime you are in the lab

• when you look at the sun

• never

Multiple Choice

If you are using sharp instruments you should always...

• cut objects over a sink

• place objects on a suitable surface

• give objects for someone else to cut

• cut objects in your hand

Multiple Choice

When you are smelling a chemical you should...

• take a big sniff

• never smell chemicals

• smell it directly

• waft the odor

Multiple Choice

Running in the lab is ok if you are not using chemcials.

• True

• False

Multiple Choice

Examine all glassware before use.

• true

• false

Multiple Choice

Broken glass should immediately be thrown in the trash and no one informed.

• True

• False

Multiple Choice

It is okay to use damaged cords as long as they are still working.

• True

• False