Fire extinguishers go by classes each made for specific fire type or types, from class A to ABC, BC, AAAF, D, K, Halon 12-11, Halotron, and CO2; below you can see their images and read about each fire class and what types of fire they extinguish.
Class A fire extinguishers used to extinguish fires of paper, wood, textiles and plastics, mostly contained chemical is monoammonium phosphate because it can be used against this type of fire.
Class ABC fire extinguishers are dry chemical and gets used to extinguish trash, liquid and electrical fire, the ABE powder, this multi purpose fire Extinguisher can be used against this type of fire.
Class BC fire extinguishers are used to extinguish flammable liquid and energized electrical equipments, mostly used where there is a high threat electrical equipments or flammable liquids are present.
Class AAAF fire extinguishers are used to extinguish trashes, flammable liquid and electrical energized equipment, this is foam format and this multi purpose Extinguisher used against this type of fire.
Class D fire extinguishers are used to extinguish self igniting materials like magnesium, titanium, potassium, pyrophoric organometallic and sodium, this fire Extinguisher used against sensetive material fire.
Class K extinguishers used to extinguish liquid oil or grease for kitchen use in residential or commercial places, this is a soapy foam mixture of alkaline such as potassium acetate, carbonate and citrate.
CO2 fire extinguishers used to extinguish liquid and electrical energized fire, the carbon dioxide gas fire extinguisher more used on electrical equipment where you don't want any damages from extinguisher.
Halon 12-11 extinguishers used to extinguish liquid gas and expensive equipment with low toxicity, used for low pressured liquified gas and it is very effective against the fire types gets used for.
Halotron fire extinguishers are with compliance (code required) to extinguish liquid gas and very expensive equipments without damage to the equipment, this fire extinguisher is an expensive item.
High flow fire extinguishers are used specifically for commercial usage and it can be class ABC and BC fire types, extinguishes fuel under pressure, gravity-fed and flowing fuel fire incidents.
Wheeled fire extinguishers are large and mostly used at commercial places, it can be of any class and can be used against any fire types, there are different types of wheeled extinguishes.