Chem Lab Final Study Guide

Identify what each GHS symbol signifies about the type of chemical present in a bottle or storage cabinet.

Flammable chemical

Identify the precautions to take with exits in the lab.

Locate the exits prior to the start of lab. Do not block a door with an EXIT sign.

Identify what each GHS symbol signifies about the type of chemical present in a bottle or storage cabinet.

Oxidizing chemical

It is often helpful to remember the acronym PASS when using a fire extinguisher. Fill in the word that corresponds with each letter to complete the steps needed for operation of this device.

P - Pull the pin. A - Aim the nozzle at the base of the fire. S - Squeeze the lever slowly. S - Sweep the spray from side to side over the fire.

Which signs are typically posted in areas of active lab work?

Personal protective equipment (PPE) sign Chemical storage signs Safety equipment signs Sign prohibiting food and drink

What is the first step for response to an emergency situation?

Remain calm and quiet, gather information, and assess the situation.

What should you do after finishing work with a reagent bottle?

Return the bottle to its proper storage location. Close the bottle.

All lab participants must remain prepared to use safety equipment in case of emergency. Identify the components of effective preparation.

Understanding where the safety equipment is located, Knowing what safety equipment is available, Being familiar with how safety equipment is used

Identify the equipment best suited for extinguishing each type of fire.

clothing fire - fire blanket large fire on floor - fire extinguisher small benchtop fire - overturned beaker

Identify what each GHS symbol signifies about the type of chemical present in a bottle or storage cabinet.

Corrosive chemical

Identify the step that is not recommended when responding to an emergency.

Gather your belongings.

Which types of signs are posted to convey information about chemical storage?

Hazard signs such as "Flammable," "Oxidizer," and "Corrosive" National Fire Protection Association (NFPA) diamond Gas Cylinder sign

Identify the types of information that are necessary to communicate with emergency responders.

How the incident happened Any chemicals involved in an incident Any other hazards present in the lab