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TAKE THE QUIZpyrosulfuric acid
noun
py·ro·sulfuric acid
"+…-
: an unstable, crystalline acid H2S2O7 that is usually handled commercially as a thick oily fuming liquid, that is formed by the union of sulfur trioxide with sulfuric acid, that is a chief component of fuming sulfuric acid, and that is converted to sulfuric acid when mixed with water
called also disulfuric acid
compare oleumLove words? Need even more definitions?
Merriam-Webster unabridged
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- The business’s new computer system proved not to be a panacea.


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