About This Lesson
See the inside working of a foam fire extinguisher. Please practice the prac first. Ensure students are careful with the pressures generated inside the conical flask.
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See the inside working of a foam fire extinguisher. Please practice the prac first. Ensure students are careful with the pressures generated inside the conical flask.
A good worksheet guiding pupils through an engaging practical that produces CO2 on demand to put out a small fire! Wonderful. The PowerPoint presentation introduces different types of fire extinguisher and asks pupils to consider which is the most appropriate for a particular type of fire. Thank you.