Presseberichte und -bilder » powder Many firefighters confuse dry-powde

Extinguishers commonly available on fire apparatus include dry chemical (A-B-C rated or B-C rated) and pressurized water Wholesale Jerseys China , but apparatus may also carry water extinguishers with foam or other additive, carbon dioxide extinguishers andor dry powder (Class D agent). Some departments may have access to 鈥渃lean-agent鈥?extinguishers, or these may be located in areas such as computer rooms. Other extinguishers mounted in buildings will likely be similar to those carried on apparatus, with some commercial kitchens now equipped with Class K units. The bottom line: Evaluate the hazards in your coverage area and select the most appropriate types of extinguishers to carry on your apparatus.

Dry powder
Many firefighters confuse dry-powder with dry-chemical units, but they are not the same thing. Due to the nature of Class D fires, these extinguishers don鈥檛 need to have a considerable range. In some cases, dry-powder agents can be applied by a shovel or similar implement. It鈥檚 important to completely cover the material burning for the agent to be fully effective.


Class D fires burn extremely hot Cheap NFL Jerseys From China , and caution is necessary since burning metal pieces can easily penetrate firefighters鈥?gloves and gear. Departments should preplan for emergencies at facilities with these hazards.


Class D extinguishers can be expensive, and must be selected with the proper agent based upon the flammable metals anticipated in the department鈥檚 coverage area. Many fire departments may never face a Class D hazard, but it鈥檚 worth keeping in mind that certain vehicles have magnesium engine blocks and wheels. It鈥檚 likely that other flammable metals will only become more common in vehicle construction and power trains.


Wet chemical
Wet-chemical extinguishers are specifically designed for kitchen use, or Class K fires. In many cases Cheap NFL Jerseys China , they may also carry a Class A rating. At least one manufacturer claims its wet-chemical extinguisher is safe to use on energized electrical equipment, although the extinguisher carries no Class C rating.


Wet-chemical agent is discharged as a fine mist to minimize splashing of oil hazards and reduce the probability that the hazard will rekindle. There will be cleanup

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