Final answer:
Portable fire extinguishers should be visually inspected monthly and professionally inspected annually. These inspections ensure they are functional and accessible in an emergency. Maintenance must also follow the manufacturer's instructions.
Step-by-step explanation:
Portable fire extinguishers should be inspected regularly to ensure they are in proper working condition and can be relied upon in case of a fire emergency. Safety equipment is critical in a laboratory setting, where the potential for a fire is a real concern due to the use of chemicals and various flammable materials. While the frequency of these inspections can vary depending on the regulations and guidelines of a specific institution or local jurisdiction, a general rule is that fire extinguishers should be visually inspected every month and undergo a more thorough examination by a certified professional annually.
During a visual inspection, one should check if the extinguisher is in its designated place, accessible for emergency use, and has not been tampered with or damaged. It is crucial to ensure that the pressure gauge shows the correct pressure level and that the pin and tamper seal are intact. Additionally, it's important to check for any signs of physical damage, corrosion, leakage, or a clogged nozzle.
Annual professional inspections are more in-depth and may include a review of internal maintenance tags, physical maintenance tests, and sometimes discharging and recharging the extinguisher. These annual inspections are essential to validate the functionality of the fire extinguisher. In addition to inspections, fire extinguishers must be maintained and serviced in accordance with the manufacturer's instructions, which can include specific maintenance tasks or timelines.
Understanding the importance of fire extinguisher maintenance cannot be overstated; it is a fundamental aspect of laboratory safety. Beyond the legal and regulatory reasons, regular inspections help ensure that if a fire were to break out, the safety equipment provided would function as expected, potentially saving lives and reducing the extent of property damage.