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.
Fire Extinguisher Manufacturing Dates. The manufacturing date of an extinguisher is important when it comes to refilling (powder, foam, water extinguishers) or refurbishing (CO2 extinguishers), also called extended extinguisher service.he extended service of foam, water and powder extinguishers is due either 5 years from initial commissioning or 6 years after manufacture, whatever comes first. The refurbishment of CO2 extinguishers is due after 10 years from the cylinder manufacture.