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.
âAâ TRASHâWOODâPAPER. Fire extinguishers with a Class A rating are effective against fires involving paper, wood, textiles, and plastics. The primary chemical used to fight these fires is monoammonium phosphate, because of its ability to smother fires in these types of materials.âBâ LIQUIDS.ire extinguishers are classified by fire type. The A, B, C rating system defines the kinds of burning materials each fire extinguisher is designed to fight. The number in front of the A, B, or C indicates the rating size of fire the unit can extinguish.