Lab Safety Procedures and Guidelines

What is important to do with long hair and what type of shoes should be worn in a lab?

• Tie back long hair and wear sandals.

• Leave long hair down and wear open-toed shoes.

• Tie back long hair and wear closed-toed shoes.

• Leave long hair down and wear sneakers.

What should be avoided in lab aisles to ensure safety?

• Backpacks and other belongings.

• Lab coats and safety goggles.

• Clean-up tools like brooms.

• Eyewash stations.

What should you do if a substance gets into your eyes during a lab?

• Rub your eyes vigorously.

• Immediately use the eyewash station and hold your eyes open.

• Wait for the instructor to tell you what to do.

• Close your eyes tightly until the burning stops.

Why are gloves important in a lab, and what should you do if you have an allergy to latex?

• Gloves prevent clammy hands; use any gloves available.

• Gloves protect from chemicals; ask your instructor for latex-free gloves if allergic.

• Gloves are for fashion; it doesn't matter if they cause rashes.

• Gloves are only for handling worms; allergies are not a concern.

What is a good practice after finishing a lab, even if you wore gloves?

• Go directly to lunch.

• Wash your hands thoroughly.

• Clean your lab station with a dry cloth.

• Store your gloves for next time.

If you accidentally break glassware in the lab, what is the correct procedure?

• Pick up the pieces with your bare hands and throw them in the regular trash.

• Leave the broken glass for someone else to clean up.

• Use a broom and dustpan to clean it up and dispose of it in a designated broken glass container.

• Sweep the glass under the lab bench.

What is a crucial rule regarding chemicals in the lab?

• You can taste or smell chemicals to identify them.

• Always pour unused chemicals back into their original containers.

• Never eat or drink anything in the lab, and close chemical containers immediately after use.

• Chemicals can be disposed of down the drain.

When should a fume hood be used in a lab?

• For all experiments to keep the lab tidy.

• When dealing with volatile substances that can easily vaporize and may be harmful if inhaled.

• Only when instructed by another student.

• To store lab equipment when not in use.

What safety precautions should be taken when heating substances and working with electrical equipment?

• Point the test tube towards yourself and keep electrical cords near water.

• Use tongs or heat-protective gloves for hot items and keep electrical cords away from water.

• Heat substances directly over the flame without any protective gear.

• It's safe to mix electricity and water in a lab setting.

What is the purpose of a Material Safety Data Sheet (MSDS)?

• To list all the chemicals available in the lab.

• To provide detailed safety information on a substance, including handling, accident procedures, and disposal.

• To track the inventory of lab equipment.

• To record experimental results.