Lab Safety Rules

It's fine to do random experiments with the lab equipment without teacher permission.

• Ummmm... no!
• Sure- it'd be fine!

You are heating a substance in a test tube. Always point the open end of the tube

• toward yourself.
• toward your lab partner.
• toward another classmate.
• away from all people.

You have been injured in the laboratory (cut, burn, etc.) First you should

• visit the school nurse after class.
• see the doctor after school.
• tell the science instructor at once.
• apply first aid yourself.

Read all procedures thoroughly before entering the laboratory

• True
• False

It’s okay to pick up broken glass with your bare hands as long as the glass is placed in the trash.

• True
• False

Hot glass looks the same as cold glass.

• True
• False

Tags

NGSS.MS-PS1-4

 The following footwear is best in the laboratory. 

• shoes appropriate for the weather
• open-toed shoes
• closed-toed shoes
• sandals

All chemicals in the lab are to be considered dangerous

• True
• False

 If you do not understand a direction or part of a lab procedure, you should 

• skip it and go on to the next part
• ask the instructor before proceeding
• try several methods until something works
• figure it out as you do the lab

Long hair in the laboratory must be 

• tied back or kept entirely out of the way with a hair band, hairpins, or other confining device 
• always neatly groomed
• held away from the experiment with one hand
• cut short