Final answer:
Never attempt to fight a fire involving pool chemicals with a fire extinguisher due to their reactivity and potential explosiveness. Evacuate the area and seek emergency services instead, adhering to safety procedures.
Step-by-step explanation:
When dealing with fires that involve pool chemicals, it is critical to follow safety procedures and prevent the situation from worsening. Pool chemicals, often comprising chlorine-based compounds, can be highly reactive and potentially explosive when mixed with certain substances, including the agents in some fire extinguishers. Therefore, the correct response to a fire involving pool chemicals is a. Never attempt to fight a fire involving pool chemicals with a fire extinguisher. Instead, evacuate the area and call for emergency services who are trained to handle such dangerous situations.
It is important to follow instructions carefully when handling flammable chemicals and never expose any chemical to a flame or other heat source unless specifically instructed by a knowledgeable authority like a chemistry teacher or a trained professional.