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Sulphurous

usgb/ˈsʌlfərəs/Volume
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LampPro Tip 1/3
Sulfur PresencePlay
Use 'sulphurous' to describe the distinct smell or taste often associated with sulfur. SlideThe sulphurous fumes emanating from the factory indicated a chemical process at work.
LampPro Tip 2/3
Scientific ContextPlay
In scientific contexts, 'sulphurous' refers to substances or reactions involving sulfur. SlideSulphurous gas emissions from the volcano pose a health risk.
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Chemical SpecificityPlay
'Sulphurous' may indicate a specific valence state of sulfur in chemistry. SlideSulphurous acid is less oxidizing than sulfuric acid.