Student A is using a wafting technique to detect the scent of an unknown substance.
What is a good behavior?
This piece of lab equipment is used to measure the volume of liquids.
What is a graduated cylinder?
To prevent evidence from being accidentally moved or altered, investigators should do this when examining a crime scene.
What is document and photograph everything before touching anything?
This piece of safety equipment is used to put out a fire using the PASS technique (Pull, Aim, Squeeze, Sweep).
What is a fire extinguisher?
This piece of lab equipment is used to measure mass.
What is a digital scale / triple beam balance?
Small evidence samples like hair, fibers, or soil should be stored in this to prevent loss or contamination.
What is an evidence bag or container?
This piece of safety equipment contains materials to treat minor injuries.
What is a first aid kit?
Student C is wearing goggles and an apron while reaching across a hot plate to unplug it.
What is bad behavior? (reaching across the burner)
This piece of equipment is used to measure temperature.
What is a thermometer?
Before touching evidence, you should always wear this to prevent contamination.
What are gloves?
Student D is wearing goggles and gloves while picking up broken glass from a beaker that was dropped on the floor.
What is bad behavior? (tell the teacher, use a broom and a dustpan)
This small tool is used to transfer drops of liquid.
What is a pipette?
To secure a crime scene, this is often placed around the perimeter.
What is crime scene tape?
Before starting any lab, this document must be signed by students and parents.
What is the safety contract?
This is the person you should immediately notify if any accidents or mishaps happen during a lab.
What is the teacher?
Student E grabs a beaker and starts pouring chemicals without reading the lab instructions or asking for help.
What is bad behavior? (handling chemicals without following directions)
This piece of lab equipment is carried with two hands and is used to observe small evidence or objects.
What is a microscope?
This is used to collect small trace evidence like hair or fibers without contaminating it.
What is tweezers or forceps?