This should be done when working with an open flame or bunsen burner.
Tie hair back
Student A is using a wafting technique to detect the scent of an unknown liquid substance. Is this good or inappropriate lab behavior? Why?
Good - wafting instead of putting a chemical under your nose reduces the likelihood of injuries.
Used to heat up substances.
Hot Plate/Bunsen Burner
This type of shoe should not be worn on lab days.
Opened-toed shoes
Student B is wearing safety goggles and an apron while working with baking soda and vinegar during a lab. Is this good or inappropriate lab behavior? Why?
Good - Student is covered in correct PPE.
How do you carry a microscope?
By the arm and base
These are important to wear to protect our eyes during a lab.
Safety goggles
Student C is wearing goggles and an apron while reaching across a hot plate to unplug it. Is this good or inappropriate lab behavior? Why?
Inappropriate lab behavior - no gloves and reaching across the burner
This piece of lab equipment is used to observe small objects.
Microscope
Must be worn when working with live specimens or harsh chemicals.
Any of the following is acceptable; Lab coats, aprons, goggles, and gloves.
How long do you use this piece of safety equipment if debris (small particles) or harsh chemicals get in your eyes?
Eyewash station - 15 minutes
Student D is wearing goggles and gloves while picking up broken glass from a beaker that was dropped on the floor. Is this good or inappropriate lab behavior? Why?
Inappropriate - Tell the teacher!
This piece of equipment is used to record data during a lab.
Lab journal
According to our safety contract, hair products have this chemical property that can be dangerous during a lab with an open flame.
What is flammability?
How do you use a fire extinguisher?
Pull pin. Aim at Base. Squeeze handle. Sweep from side-to-side.
Student E sits down at the lab table and immediately begins to read the lab directions and mixing unknown chemicals as indicated by the directions. Is this good or inappropriate lab behavior? Why?
Inappropriate - The teacher did not tell them to start and they do not know the reaction that could be produced from these chemicals.
Special ventilation system used for harsh chemicals/volatile substances.
Fume hood