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  1. Carbon monoxide - Wikipedia

    Carbon monoxide (chemical formula CO) is a poisonous, flammable gas that is colorless, odorless, tasteless, and slightly less dense than air. Carbon monoxide consists of one carbon atom and one …

  2. Carbon Monoxide Fact Sheet | CPSC.gov

    What is carbon monoxide (CO) and how is it produced? Carbon monoxide (CO) is a deadly, colorless, odorless, poisonous gas. It is produced by the incomplete burning of various fuels, including coal, …

  3. What is carbon monoxide? | US EPA

    Nov 13, 2025 · What is carbon monoxide? Definition Carbon monoxide (CO) is a colorless, practically odorless, and tasteless gas or liquid. It results from incomplete oxidation of carbon in combustion. …

  4. Carbon Monoxide (CO) Poisoning Fact Sheet | Carbon Monoxide …

    Apr 15, 2024 · Carbon Monoxide (CO) Poisoning Fact Sheet What to know Carbon monoxide (CO) is an odorless, colorless gas that kills without warning. It claims the lives of hundreds of people every year …

  5. carbon monoxide - Encyclopedia Britannica

    Dec 6, 2025 · carbon monoxide, (CO), a highly toxic, colorless, odorless, flammable gas produced industrially for use in the manufacture of numerous organic and inorganic chemical products. Carbon …

  6. CO Definition & Meaning - Merriam-Webster

    What does the abbreviation CO stand for? Meaning: company. How to use co in a sentence.

  7. CO - What does CO stand for? The Free Dictionary

    Looking for online definition of CO or what CO stands for? CO is listed in the World's most authoritative dictionary of abbreviations and acronyms

  8. CO- | English meaning - Cambridge Dictionary

    CO- definition: 1. together; with: 2. abbreviation for company (= business): 3. written abbreviation for county…. Learn more.

  9. Carbon monoxide (CO) is a poisonous, colorless, odorless and tasteless gas. Although it has no detectable odor, CO is often mixed with other gases that do have an odor. So, you can inhale carbon …

  10. CO Definition & Meaning | Dictionary.com

    CO definition: cobalt. See examples of Co used in a sentence.