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.
Halon 1211 is used only in portable extinguishers and is a streaming agent. A halon fire extinguisher has a limited range, usually 4 to 6 feet. Halon 1301 is used only in fixed extinguisher installations and is a total flooding agent.This type of extinguisher is commonly found in computer server rooms and clean rooms.