Lab Safety Rules Trivia Quiz

Answer: True

You need to secure your hair to the back of your head to prevent it from getting in the way. If you have loose hair while using a Bunsen burner, it may get burned. Always follow that rule.

Answer: All of these

You should always wear goggles, safety aprons (or a lab coat), and gloves before beginning any laboratory exercise. Follow this rule to prevent getting chemicals into your eyes and on your clothes and hands. After finishing in the lab, always wash your hands with soap.

Answer: Immediately contact your teacher.

If you accidentally break some glass, do not touch it because it may contain dangerous substances that may affect your skin or be poisonous. Contact your teacher immediately so it can be cleaned up as quickly as possible and not create a hazard for anyone else.

Answer: A clean and tidy work space.

You should always maintain a clean work area because it helps you keep track of what you are doing. Be aware of what chemicals you are using and what you need to use them for. Never eat or drink in the laboratory!

Answer: Get out of the way and turn the gas off immediately.

If you are using a Bunsen burner and the flame leaps out toward you, turn off the gas immediately to prevent get burned. Always stay a safe distance away from the Bunsen burner while using it.

Answer: False

Chemicals can splash or boil out of a heated test tube or bottle. Never hold a test tube toward you or others because it may break and chemicals may splash onto your clothes. Always be aware while holding a test tube: remember always point it AWAY from you and other people.

Answer: Heat the liquid in a closed container.

NEVER, NEVER, NEVER heat a closed container because the expanding gases produced may blow the container apart, injuring you and/or others. Heating a liquid in an open container means the gases produced can escape safely.

Answer: Pick up the container with your hand(s).

If you can feel the heat on the back of your hand when you hold it near the container, it is too hot to handle. Use a clamp or tongs when handling hot containers. If you are unsure of whether a container is hot, pick it up with tongs or a clamp anyway, just to be safe.

Answer: True

Some chemicals are so strong that if you heat them, they may explode. A chemical that is harmless when cool can be dangerous when heated. Always listen to what your teacher tells you.

Answer: All of these.

Never play in the lab. If you run or play soccer or whatever, you may break a beaker that may contain dangerous chemicals. Always remain at your lab station and do not interfere with other students' work.