What is another word for sulfur oxide?
Pronunciation: [sˈʌlfɜːɹ ˈɒksa͡ɪd] (IPA) 
Sulfur oxide (SOx) is a common term used to describe the family of compounds that contains sulfur and oxygen atoms. These compounds are known to cause major environmental problems, including acid rain and air pollution. To avoid the overuse of the term, other synonyms for sulfur oxide are often used. These synonyms include sulfur dioxide (SO2), sulfurous acid (H2SO3), sulfur trioxide (SO3), and sulfates (SO4 2-). Sulfur dioxide, in particular, is a major component of sulfur oxide and is produced by the combustion of fossil fuels. It is also used as a preservative in the food industry. These synonyms are often used interchangeably when discussing the environmental impact of sulfur oxide emissions.
