sulphuric acid

British

noun

Systematic name: sulphuric(VI) acid. a colourless dense oily corrosive liquid produced by the reaction of sulphur trioxide with water and used in accumulators and in the manufacture of fertilizers, dyes, and explosives. Formula: H 2 SO 4

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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sulphuric acid

Roughly half the world’s sulphuric acid is used to make phosphate fertilizers, while about 10% is used for metal processing, Dhar says.

From The Wall Street Journal ● Apr. 14, 2026

Products passing through the giant site range from insulin capsules and lifestyle drugs to medicated sunblock and drums of sulphuric acid.

From Barron's ● Apr. 5, 2026

There are fears of water contamination after a bridge collapsed in northern Brazil at the weekend, sending lorries carrying thousands of litres of pesticides and sulphuric acid into the river below.

From BBC ● Dec. 24, 2024

The project entails converting sulphur dioxide into sulphuric acid, which is then neutralised with limestone to generate gypsum waste.

From Reuters ● Oct. 25, 2023

A sugar of the composition C5H10O5, obtained from cherry gum by boiling it with dilute sulphuric acid.

From Webster's Unabridged Dictionary by Noah Webster

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023