When excess fluid enters this space, it compresses the lungs so that they cannot fully expand and results in impaired breathing. It must be emphasized that a pleural effusion involves fluid on the outside or surrounding the lungs, not within the lung tissues. Fluid accumulation within the lungs is generally called pulmonary edema.
Type K fire extinguishers are recommended to extinguish kitchen fires involving oils and grease, and all commercial kitchens with commercial cooking system hoods and fire suppression systems should have a type K fire extinguisher.
There are four classes of fire extinguishers â A, B, C and D â and each class can put out a different type of fire. 1  Class A extinguishers will put out fires in ordinary combustibles such as wood and paper. 2  Class B extinguishers are for use on flammable liquids like grease, gasoline and oil.