Middle school lab safety

If a laboratory fire erupts, immediately

• notify your instructor
• run for the fire extinguisher
• throw water on the fire
• open the windows

Approved eye protection devices (such as goggles) are worn in the laboratory

• to avoid eye strain
• to improve your vision
• only if you don't have corrective glasses
• any time chemicals, heat, or glassware is used

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

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

After completing an experiment, all chemical wastes should be

• left at your lab station for the next class
• disposed of according to your instructor's directions
• dumped in the sink
• taken home

Tags

NGSS.HS-ETS1-3

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

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

Long hair in the laboratory must be

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

In a laboratory, the following should not be worn.

• loose clothing
• dangling jewelry
• sandals
• all of the above

Horseplay or practical jokes in the laboratory are

• always against the rules
• okay
• not dangerous
• okay if you are working alone

If a piece of equipment is not working properly, stop, turn it off, and

• tell the custodian
• get help from your lab partner
• move to sit with your best friend in the class
• inform the science instructor

When you finish working with chemicals, biological specimens, and other lab substances, always

• treat your hands with skin lotion.
• wash your hands thoroughly with soap and water.
• wipe your hands on a towel.
• wipe your hands on your clothes.