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Pronunciation varies by accent · noun
A colourless gaseous fluorocarbon, C₄F₁₀, used in fire extinguishers and in ultrasound imaging.
Use perfluorobutane when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Perfluorobutane means A colourless gaseous fluorocarbon, C₄F₁₀, used in fire extinguishers and in ultrasound imaging.
Common synonyms include decafluorobutane, perflubutane.
The opposite depends on the specific sense.
Use perfluorobutane where its definition matches the intended context.
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