1 Study your audience â try to find out the age range and the educational or social background. Itâll help you choose the most appropriate wording and references that will appeal to the majority of the targeted audience.  Once the topic is chosen, come up with 3-4 arguments that would speak in favor of your subject.
Fire extinguishers should be maintained at regular intervals (at least once a year), or when specifically indicated by an inspection. Maintenance is a âthorough checkâ of the extinguisher. It is intended to give maximum assurance that an extinguisher will operate effectively and safely.
As this listing shows, an ABC type extinguisher is capable of extinguishing most fires. Multipurpose extinguishers are available in 2Â«, 5 and 10 pound sizes. The larger the extinguisher the longer it takes to completely discharge.Because the discharge time for these sizes ranges from 8 to 25 seconds, a five-pound extinguisher is the minimum size that should be purchased.s this listing shows, an ABC type extinguisher is capable of extinguishing most fires. Multipurpose extinguishers are available in 2Â«, 5 and 10 pound sizes. The larger the extinguisher the longer it takes to completely discharge.