sulphur dioxide


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sulphur dioxide

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 preservation of a wide range of foodstuffs (E220), bleaching, and disinfecting. Formula: SO2
References in periodicals archive ?
Sulphur dioxide is a commonly used preservative in a variety of foods including dried fruits, pickled vegetables and meat products such as sausages and grilled burgers, but under the Regulation it is not permitted in fresh or chilled meat.
Councillor Karen Shore, cabinet member environment at CWaC, said: "Our automatic monitoring equipment in Elton detected raised levels of sulphur dioxide (SO2) on 23rd April.
"Sulphur dioxide gas emission was measured at an average of 1,583 tonnes per day on 02 February 2018," the Philippine Institute of Volcanology and Seismology (Phivolcs) said in a statement released on Sunday.
Despite reducing its sulphur dioxide emissions by 90 per cent since the 1970s, Vale still releases 150.000 tonnes of the toxic gas each year.
Such plants have to limit emissions of Sulphur dioxide, oxides of Nitrogen and Mercury to 100, 100 and 0.03 mg per normal cubic metre, respectively.
The thick atmosphere of Venus contains over a million times as much sulphur dioxide as Earth's, where almost all of the pungent, toxic gas is generated by volcanic activity.
While many pollutants are a relentless problem, EU rules have already reduced sulphur dioxide emissions.
The 70% reduction will bring sulphur dioxide emissions at Vale's Sudbury operations down to 45,000 mt/y, below government regulated emissions limits of 66,000 mt/y.
Sulphur Dioxide (SO2) fumigation keeps the hygienic quality and fumigation functions as a preservative, anti-browning agent, and helps in the fixation of the characteristic golden yellow colour of Ceylon Cinnamon.
This bombardment discharged sulphur dioxide into the upper atmospheres of both planets and the researchers' analysis suggests that this may have had a catastrophic impact on their environments.
Summary: Washington, July 06, 2010, SPA -- The United States will drastically cut power- plant emissions of sulphur dioxide and nitrogen oxides over the next five years, hoping to prevent thousands of deaths from the air pollutants, dpa quoted the US environmental regulator as...
April 21 2010 -- The Hong Kong Centre for Food Safety (CFS) has said sulphur dioxide has been found in a number of meat samples.