THE lecturer commenced by stating the origin of the sulphurous impurity in coal gas to be the iron pyrites which is contained in coal, and that in the manufacture of gas, when the coal is strongly ...

This article was originally published with the title “Sulphurous Acid” in Scientific American Magazine Vol. 14 No. 41 (June 1859), p. 337 doi:10.1038/scientificamerican06181859-337e ...

I was led to contrive the above process from a wish to use sulphurous acid in sugar-refining, convinced that it would be far superior to the sulphate of lime (which was so strongly recommended a ...

Sulphurous fuels flow to West Africa as states defer tougher rules By Libby George and Alexis Akwagyiram September 13, 201712:55 AM PDTUpdated September 13, 2017 ...

Sulphurous Acid and Its Salts as Food Preservatives, as Aids to Fraud, and as Possible Causes of Lesions of the Kidneys Author: CHARLES HARRINGTON, M.D. Author Info & Affiliations ...

About this article Cite this article Margulis, L., Chapman, M. & Dolan, M. Semes for analysis of evolution: de Duve's peroxisomes and Meyer's hydrogenases in the sulphurous Proterozoic eon.

At first families feared they would be poisoned by the "sulphurous exhalations" that spewed from below. Some imagined the tunnels would collapse under the weight of traffic and houses above. One ...

Sulphurous gases including one known as "swamp gas" have been detected in specialist air quality tests around Christchurch's burnt-out wastewater treatment plant, but council chiefs insist there ...

Sulphurous stink plaguing Port Moody likely from faulty wastewater treatment Complaints about intermittent bursts of a sulphurous stink started the weekend of Aug. 9 and continue to roll in to ...