pyrosulfuric acid

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noun Chemistry.

an oily, hygroscopic, corrosive liquid, H2S2O7, that, depending on purity, is colorless or dark brown: used chiefly as a dehydrating agent in the manufacture of explosives and as a sulfating or sulfonating agent in the manufacture of dyes.

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Also called fuming sulfuric acid, oleum.

Origin of pyrosulfuric acid

First recorded in 1870–75

Words nearby pyrosulfuric acid

pyroracemic acid, pyrosis, pyrostat, pyrosulfate, pyrosulfuric, pyrosulfuric acid, pyrosulphate, pyrosulphuric acid, pyrotechnic, pyrotechnician, pyrotechnics

How to use pyrosulfuric acid in a sentence

I write the lyrics and work with Murv Douglas from Lords of Acid.
Porn Stars on the Year in Porn: Drone Erotica, Belle Knox, and Wild Sex|Aurora Snow|December 27, 2014|DAILY BEAST
During the height of his disenchantment, he visited his hometown where an old friend gave him some liquid acid.
DJ Spooky Wants You To Question Everything You Know About Music, Technology, and Philosophy|Oliver Jones|December 27, 2014|DAILY BEAST
Eggs, he says, are a good source of cysteine, an amino acid that helps the liver break down alcohol faster.
5 Hangover Cures to Save You After a Few Too Many|DailyBurn|December 19, 2014|DAILY BEAST
This at-home blood test kit gives a full reading of antioxidant, fatty acid, or vitamin panels.
Nothing Says I Love You Like Data|The Daily Beast|December 8, 2014|DAILY BEAST

The recent spate of acid attacks on women is only the latest manifestation of this dangerous trend.
The Nuclear Deal That Iran’s Regime Fears Most|Djavad Khadem|November 22, 2014|DAILY BEAST
There are a number of bacilli, called acid-fast bacilli, which stain in the same way as the tubercle bacillus.
A Manual of Clinical Diagnosis|James Campbell Todd
The amount of the other purin bodies together is about one-tenth that of uric acid.
A Manual of Clinical Diagnosis|James Campbell Todd
Uric acid is decreased before an attack of gout and increased afterward, but its etiologic relation is still uncertain.
A Manual of Clinical Diagnosis|James Campbell Todd
An increase is also noted in the uric-acid diathesis and in diseases accompanied by respiratory insufficiency.
A Manual of Clinical Diagnosis|James Campbell Todd
Indol is absorbed and oxidized into indoxyl, which combines with potassium and sulphuric acid and is thus excreted.
A Manual of Clinical Diagnosis|James Campbell Todd

Scientific definitions for pyrosulfuric acid

pyrosulfuric acid

[ pī′rō-sŭl-fyur′ĭk ]

A heavy, oily, colorless to dark brown liquid produced by adding sulfur trioxide to concentrated sulfuric acid. It is used in petroleum refining and the manufacture of explosives. Chemical formula: H2S2O7.