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  1. Colorado - Wikipedia

    Colorado[b] is a landlocked state in the Western United States. It is one of the Mountain states, and part of the Southwestern United States, sharing the Four Corners region with Arizona, …

  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, …

  3. What is carbon monoxide? | US EPA

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

  4. 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 …

  5. Carbon Monoxide (CO) Poisoning Fact Sheet

    Apr 15, 2024 · Carbon monoxide (CO) is an odorless, colorless gas produced when fossil fuel is burnt. CO poisoning can cause sudden illness and death, but it can be prevented.

  6. 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.

  7. CO Definition & Meaning - Merriam-Webster

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

  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 - Wikipedia

    Carbon monoxide is the simplest oxocarbon and is isoelectronic with other triply bonded diatomic species possessing 10 valence electrons, including the cyanide anion, the nitrosonium cation, …

  10. Basic Information about Carbon Monoxide (CO) Outdoor Air …

    Jun 17, 2025 · CO is a colorless, odorless gas that can be harmful when inhaled in large amounts. CO is released when something is burned. The greatest sources of CO to outdoor air are cars, …