a colourless soluble pungent gas produced by burning sulphur. It is both an oxidizing and a reducing agent and is used in the manufacture of sulphuric acid, the preservationof a wide range of foodstuffs (E220), bleaching, and disinfecting. Formula: SO2
Systematic name: sulphur(IV) oxide
Examples of 'sulphur dioxide' in a sentence
sulphur dioxide
It also wants limits on sulphur dioxide to be increased.
Times, Sunday Times (2015)
How do you know if you are sensitive to sulphur dioxide?
Lashford, Stephanie The Residue Report - an action plan for safer food (1988)
The eruption also shot a plume of sulphur dioxide gas and ash so high that it punched into the stratosphere.
Times, Sunday Times (2009)
Learning is also disturbed when sulphur dioxide is released, sometimes windows have to be closed.
Times, Sunday Times (2011)
Although sulphur dioxide has been the biggest threat so far, the eruption could produce more big surprises.
Times, Sunday Times (2014)
It shot sulphur dioxide gas into the upper atmosphere, shrouded the globe and dimmed sunlight for years afterwards.
Times, Sunday Times (2008)
This having been said, sulphur dioxide is permitted in the production of organic wines in very restricted amounts.
Lockspeiser, Jerry & Gear, Jackie Thorsons Organic Wine Guide (1991)
Excessive consumption of sulphur dioxide, chemical additives and pesticide residues is not likely to improve the body either.
Lockspeiser, Jerry & Gear, Jackie Thorsons Organic Wine Guide (1991)
The eruption is also spewing invisible sulphur dioxide gas, which is notorious for causing respiratory problems, smog and acid rain.
Times, Sunday Times (2014)
Stripped naked of additives and processes, save a pinch of stabilising sulphur dioxide for all but the purists, the finished product is surprising and fractious.