A Class B fire extinguisher is used for flammable liquid and gas fires such as oil, gasoline, etc. … A Class K fire extinguisher is used on fires involving cooking media (fats, grease, and oils) in commercial cooking sites such as restaurants. These fire extinguishers work on the principle of saponification.
What fire extinguisher can be used on any fire?
The most widely used type of fire extinguisher is the multipurpose dry chemical that is effective on Class A, B, and C fires. This agent also works by creating a barrier between the oxygen element and the fuel element on Class A fires. Ordinary dry chemical is for Class B and C fires only.
Where are Type K fire extinguishers required?
Class K-rated fire extinguishers may be no more than 30 feet away. Class K extinguishers are designed for fires in commercial kitchens and should be placed near deep-fryers and other cooking surfaces.
What are the 4 types of fire extinguishers?
There are four classes of fire extinguishers – A, B, C and D – and each class can put out a different type of fire. Multipurpose extinguishers can be used on different types of fires and will be labeled with more than one class, like A-B, B-C or A-B-C.
What is a concern with using a Class K fire extinguisher?
They can rapidly spread due to the flammability of the substance. Due to the high volume of cooking done in commercial kitchens (which include not only restaurants but cafeterias, food trucks, bakeries, and catering businesses as well), Class K fires are a common and constant threat.