Symbols
Describe the procedures if you see the following symbol: Goggles
Wear safety goggles.
Draw and give the meaning of the symbol: exploding bomb
the material is explosive and risks combusting when handled improperly
How do you use a fire alarm and where is it in the lab?
Pull down & by fire exit
What should you do if you get corrosive chemicals in your eyes.
Eyewash Station. 15 min rinse.
What are the dangers of eating or drinking in the lab?
Increases chances of ingesting a poisonous or dangerous substance while in the lab
Describe the procedures if you see the following symbol: bottle
Do not touch chemicals. Rinse immediately if chemical comes into contact with skin or clothing. Do not inhale chemical. Keep hands away from face.
Draw and give the meaning of the symbol: corrosion
a product can damage or destroy living tissue or surfaces on contact
How do you use the eyewash station?
Push lever, hold eyes open, wash for 15 min. (Do a better job than Mme)
What should you do if you have a minor burn?
Immediately place the burned area under cold running water. Greases and oils should not be placed on burned skin. Notify your teacher immediately if you are burned.
What sre the three major safety rules you should follow when working with open flames?
Tie back long hair, no loose clothing, wear goggles.
Describe the procedures if you see the following symbol: flame
Tie back hair and loose clothing. Do not use burner near flammable materials. Always point the test tube away from your self and others
Draw and give the meaning of the symbol: oxidising
a substance that can readily provide oxygen to a fire
Name a scenario where its is appropriate to use the safety shower and one where it is not appropriate
Appropriate: On fire, chemicals
Not appropriate: Oil fire
What should you do if your lab partner faints?
In case of fainting or dizziness, provide the person with fresh air. Have the person lie down so that the head is lower than the body.
When working with chemicals, which three pieces of safety equipment will you be required to use?
goggles, apron, gloves.
Describe the procedures if you see the following symbol: plug
Use care when using electrical equipment. Never use electrical equipment around water or when your hands or equipment is wet. Do not let electrical cords dangle from work station. Unplug electrical equipment when not in use.
Draw and give the meaning of the symbol: exclamation mark
may cause health effects such as skin irritation,
eye irritation, and/or skin sensitization.
How do you use a fire blanket?
The blanket should be spread on the floor so that the person whose clothing or hair is on fire can wrap it around the body while rolling. It can also be used to throw over a small fire on the lab table.
What should you do in the case of a small fire?
Turn off all gas outlets. Unplug all appliances. Use a fire blanket, fire extinguisher or sand to smother the fire.
Never ____, ____ or ____ chemicals unless you are told to do so
taste, touch or smell
Describe the procedures if you see the following symbol: rat
Treat live animals with care. Wash hands when finished handling live animals.
Draw and give the meaning of the symbol: environmental hazard
a product or substance is harmful to the environment, especially to plants and animals
What are the steps to using a fire extinguisher
point, pull pin, push lever, not at a person
In the case where you get a small cut with glass...
In case of minor cuts, wash with soap and water, and treat with items in the first aid kit.
Give three warning when working with glassware
- don't fully pick up if you have not tested if it is hot
- if broken, have teacher clean up
- do not eat or drink from lab glassware
- don't use chipped or broken glassware
- don't force glass tubing into rubber stopper. Use lubricant if needed.