Safety Quiz Review 2025

The appropriate time to read all directions of an experiment is –

• during the lab as you go.

• before you start the lab.

• after you discover you made a mistake.

• when you are confused.

You should know the location of safety equipment in the lab and –

• where it was produced.

• use it when you have a substitute teacher.

• when it was last inspected.

• how to properly use it.

If an unknown substance such as a lab chemical gets into your eye, you should –

• sit quietly and wait until the teacher asks you what happened.

• Immediately rinse your eyes with water for 10 minutes and inform the teacher.

• close your eyes and rub them until they feel better.

• blink rapidly until the substance comes out.

If a glass beaker breaks, you should –

• pick up the big pieces with your hand.

• carefully scoop the glass into a pile with your hands so it is easier to pick up.

• use a broom and dustpan to clean up the glass.

• blow the glass onto a piece of paper so you can carry it to the trash.

To smell the odor of an unknown substance –

• heat the substance before smelling it.

• inhale the fumes deeply while holding it under your nose.

• gently wave the fumes toward your nose.

• put a small amount on your hand to sniff it carefully.

Dispose of broken or cracked glassware –

• in a large empty beaker.

• in the trash.

• back where you originally found it.

• in a designated broken glass disposal container.

Report any accident or injury –

• to the teacher immediately.

• to the custodian for cleanup.

• to your counselor as needed.

• only if you need to go to the hospital.

If food is used for a lab activity –

• do not touch it unless instructed by your teacher.

• it’s okay to eat it.

• it will be healthy and fresh.

• it will not be contaminated by chemicals.

Appropriate dress for a lab would not include –

• closed toed shoes

• a lab coat or apron to protect clothing.

• leaving your goggles on a desk because they leave weird marks on your face.

• putting on gloves to handle a hot beaker.

When heating a test tube, you should never –

• point the test tube opening in the direction of a classmate.

• look directly into it.

• cover the opening of the tube.

• do any of the above behaviors.