Lab Safety and Procedures

Clean Up

Properly clean all equipment after use and return it to the designated area as instructed by the teacher.

​Playing Around During Lab

​Always pay attention as you work.

Horseplay is strictly forbidden.

Multiple Choice

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

• figure it out as you do the lab.

• ask the instructor before proceeding.

• skip it and go on to the next part.

Multiple Choice

Work areas should be left clean and tidy for the next class.

• True

• False

Multiple Choice

Horseplay or practical jokes in the laboratory are

• always against the rules.

• okay.

• not dangerous.

Multiple Choice

Completely read the procedures before starting a lab experiment.

• True

• False

Multiple Choice

What should never be done during lab time?

• Read directions before starting the lab.

• Clean-up after lab.

• Eat or drink during lab.

Getting Ready

Wear safety goggles anytime you are working with heat, chemicals, and sharp objects.

Multiple Choice

Goggles are worn in the laboratory

• to avoid eye strain.

• to improve your vision.

• any time chemicals, heat, or sharp objects are used.

Multiple Choice

You have been injured in the laboratory (cut, burn, etc.). Safety procedures require you to

• run out of the room and go to the nurse's office.

• tell the science teacher at once.

• apply first aid yourself

Multiple Choice

Long hair in the laboratory must be

• cut shorter with scissors from the lab tray.

• held away from the experiment with one hand.

• tied back with a hairband.

Multiple Choice

In the laboratory, the following should never be worn

• safety goggles.

• loose clothing, dangling jewelry, or sandals.

• a lab apron or coat.

Multiple Choice

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

• wash your hands with soap and water.

• use a tissue to dry off the chemicals on your hands.

• wipe your hands on your clothes.

Fire Extinguisher

If a small surface fire erupts, notify the teacher immediately.​

The teacher will utilize the fire extinguisher to extinguish the fire.

Multiple Choice

A student accidentally gets chemicals splashed into their eyes. What should be done?

• Tell the teacher and lead the student to the eyewash station.

• Lead student to the sink to wash their eyes out.

• Tell the teacher and then grab a wet paper towel for their eyes.

Multiple Choice

How long should the chemicals in someone's eyes be flushed out by the eyewash station?

• 5 Minutes

• 10 Minutes

• 20 Minutes

Multiple Choice

A student catches their sleeve on fire while reaching over a flame. Which piece of safety equipment should be used?

• Eyewash Station

• Fire Blanket

• Fire Extinguisher

Multiple Choice

During a lab, your lab partner accidentally spills a harmful chemical onto their clothing. What is the best action for you to take?

• Help them get to the sink so that you can pour water on their clothing.

• Use a paper towel to soak up any chemicals on their clothing.

• Immediately notify the teacher so that they can get the student to the safety shower.

Multiple Choice

A piece of paper catches on fire during lab. What should be done?

• Immediately alert the teacher so they can get a fire extinguisher or start an evacuation.

• A student should get a beaker of water to throw on the fire.

• A student should go get the fire extinguisher to put out the fire.

Smelling Chemicals

Only smell a substance when instructed to and do so by wafting.

Never directly smell any substance in the lab.

Dealing with Problems

Report any accidents, spills, or injuries to the teacher immediately.

Multiple Choice

After mixing two chemicals together the directions tell you to safely smell the odor. What is the correct procedure for doing this?

• Put some of the chemicals in a spray bottle and spray it into the air.

• Use your hand to pull the odor toward your nose by wafting.

• Place the container directly under your nose and breathe in deeply.

Multiple Choice

Broken glass doesn't require the teacher to be notified since you can just pick it up with your hands.

• True

• False

Multiple Choice

You are starting a lab and you notice the cord on the hot plate looks like this...what should you do?

• Plug it in and use it since it must have worked before.

• Don't use it and tell the teacher immediately.

• Plug it in and let the teacher know when they come around during the lab.

Multiple Choice

Don't worry about contamination, chemicals can be returned to the original container.

• True

• False

Multiple Choice

What are the proper procedures for getting glassware for a lab experiment?

• Know what glassware you need, make sure it is clean, and check for damage.

• Make sure the glassware is clean. Don't worry about any minor damage.

• Grab a bunch of glassware to use. It doesn't matter if it's clean or damaged.

Multiple Choice

Identify whether this lab picture is showing something safe or unsafe.

• Safe

• Unsafe

Multiple Choice

Identify whether this lab picture is showing something safe or unsafe.

• Safe

• Unsafe

Multiple Choice

Identify whether this lab picture is showing something safe or unsafe.

• Safe

• Unsafe

Multiple Choice

Identify whether this lab picture is showing something safe or unsafe.

• Safe

• Unsafe

Multiple Choice

Identify whether this lab picture is showing something safe or unsafe.

• Safe

• Unsafe

Multiple Choice

Identify whether this lab picture is showing something safe or unsafe.

• Safe

• Unsafe