Class C Fire - live electrical wiring, motors, appliances, etc. Class D Fire - combustible metals, magnesium, potassium, etc. Fire Extinguishing Equipment Fire extinguishing equipment can be roughly divided into two main types, portable and fixed. Permanent fire hoses, overhead sprinkler systems and hydrants are fixed equipment, and extinguishing equipment that can be moved is considered portable. For a number of reasons, portable extinguishers tend to be more practical for farm use.
Portable fire extinguishing equipment is available in a variety of sizes and shapes.
All portable extinguishing equipment is rated or classified for the class of fire they are capable of extinguishing. Choosing the right extinguisher for a fire is extremely important if a fire is to be put out quickly and safely. Many fires however, can't be classified strictly as one type, they may involve a variety of flammable materials. For this reason, multi-rated extinguishers have been developed. Owing to the variety of work conditions that exist on the farm, farmers are advised to use an all purpose, A.B.C. rated extinguisher.