Week 1 Day 1: Safety, Daily news Overview, Chemistry notebook

What is an activity you should never perform in the laboratory?

• Tie back or cover long hair

• Wear contact lenses

• Wear safety goggles

• Remove jewelry

True or False: Do not return any unused chemicals to stock bottles to avoid contamination

• True

• False

What should you do if there is an injury within the lab?

• Notify the instructor

• Leave the person unattended

• Proceed with the lab

• Start panicking

What should you do when heating substances?

• Touch the flame with any part of your body or clothes

• Leave the flame unattended

• Look into a container that is being heated

• Heat an open container

What should you do if the flame on a bunsen burner is yellow/smokey?

• Slowly turn down the gas

• Adjust the air intake control

• Quickly turn on the gas

• Relight the burner

Answer explanation

Use ___ to prevent chemicals entering your eyes, but if it does happen, ___ your eyes.

• Contact lenses; Wipe

• Safety goggles; Rub

• Safety goggles; Flush

• Sunglasses; Flush

True or False: Place hot glassware directly on a table to cool it down.

• True

• False

What are activities you should perform in the lab?

• Keep all combustible materials away from open flames

• Never wear open shoes or sandals in the lab

• Carefully follow all written and oral instructions given by the teacher

• All of the above

Which is not an emergency equipment within the lab?

• First aid kit

• Fire shower

• Fire blanket

• Bunsen Burner

True or False: Avoid touching chemicals with your hands. If chemicals do come in contact with your hands, wash them immediately.

• True

• False