sulfur dioxide

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noun Chemistry.

a colorless, nonflammable, water-soluble, suffocating gas, SO2, formed when sulfur burns: used chiefly in the manufacture of chemicals such as sulfuric acid, in preserving fruits and vegetables, and in bleaching, disinfecting, and fumigating.

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Origin of sulfur dioxide

First recorded in 1865–70

Words nearby sulfur dioxide

sulfur-35, sulfurate, sulfurated potash, sulfur bacteria, sulfur butterfly, sulfur dioxide, sulfur dye, sulfureous, sulfuret, sulfureted hydrogen, sulfuric

How to use sulfur dioxide in a sentence

The exhaust spewed by ships there produces about 70 percent of the sulfur dioxide in the air, he notes.
Warming cities may see more rain — and frequent flooding|Bethany Brookshire|August 19, 2021|Science News For Students
For instance, the agency used to measure sulfur dioxide, a byproduct of burning oil and coal, using 24-hour averages.
Sugar Companies Said Our Investigation Is Flawed and Biased. Let’s Dive Into Why That’s Not the Case.|by Lulu Ramadan, The Palm Beach Post, and Maya Miller and Ash Ngu, ProPublica|July 8, 2021|ProPublica
It now measures sulfur dioxide using one-hour and five-minute averages.
Sugar Companies Said Our Investigation Is Flawed and Biased. Let’s Dive Into Why That’s Not the Case.|by Lulu Ramadan, The Palm Beach Post, and Maya Miller and Ash Ngu, ProPublica|July 8, 2021|ProPublica
Volcanologists typically use instruments on the ground to help warn of eruptions, monitoring changes in gases, such as carbon dioxide and sulfur dioxide, that quietly seep from volcanoes between blasts.
A satellite’s view of a deadly 2019 eruption could improve volcano monitoring|Nikk Ogasa|June 18, 2021|Science News

This approach allowed the researchers to estimate how much sulfur dioxide that the volcano belched before, during and after the eruption.
A satellite’s view of a deadly 2019 eruption could improve volcano monitoring|Nikk Ogasa|June 18, 2021|Science News
It reacts very readily with oxygen by burning smokelessly, with carbon dioxide and water as its byproducts.
Methane on Mars: Life or Just Gas?|Matthew R. Francis|December 17, 2014|DAILY BEAST
Other psychiatrists attempted to treat schizophrenia with carbon dioxide gas and artificially-induced comas.
Schizophrenia Isn’t One Disorder but Eight|Samantha Allen|September 16, 2014|DAILY BEAST
The higher levels of carbon dioxide will induce something of a feeding frenzy for plants, at least for a while.
Blame Climate Change for Your Terrible Seasonal Allergies|Kent Sepkowitz|May 14, 2014|DAILY BEAST
Grosvenor Place, which runs alongside the palace, has almost four times the maximum permissible amount of nitrogen dioxide.
Pollution At The Palace|Tom Sykes|February 24, 2014|DAILY BEAST
“We are short of carbon dioxide for the needs of the plants,” Anderson said.
Fringe Factor: More Carbon Dioxide, Please|Caitlin Dickson|February 23, 2014|DAILY BEAST
Myiodynastes luteiventris luteiventris Sclater: Sulfur-bellied Flycatcher.
Summer Birds From the Yucatan Peninsula|Erwin E. Klaas
The primary purpose of respiration in all animals is the same—namely, to furnish oxygen and remove carbon dioxide (carbonic acid).
Voice Production in Singing and Speaking|Wesley Mills
If we collect enough of these bubbles of gas to make a test, we find it to be carbon dioxide.
A Civic Biology|George William Hunter
In previous experiments we have proved that carbon dioxide is given off by any living thing when oxidation occurs in the body.
A Civic Biology|George William Hunter
The plants give off oxygen to the animals, and the animals give carbon dioxide to the plants.
A Civic Biology|George William Hunter

Scientific definitions for sulfur dioxide

sulfur dioxide

A colorless, poisonous gas or liquid with a strong odor. It is formed naturally by volcanic activity, and is a waste gas produced by burning coal and oil and by many industrial processes, such as smelting. It is also a hazardous air pollutant and a major contributor to acid rain. Chemical formula: SO2.