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  2. File:Oxygen symbol (Lavoisier).svg - Wikipedia

    en.wikipedia.org/wiki/File:Oxygen_symbol...

    This symbol was created with Inkscape. This SVG symbol shows a very simple image. Drawing uncomplicated graphics with a text editor seems more adequate than using a vector graphics program, and will often result in a dramatic reduction of file size.

  3. File:Oxygen symbol.svg - Wikipedia

    en.wikipedia.org/wiki/File:Oxygen_symbol.svg

    You are free: to share – to copy, distribute and transmit the work; to remix – to adapt the work; Under the following conditions: attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made.

  4. File:Oxygen symbol (Dalton).svg - Wikipedia

    en.wikipedia.org/wiki/File:Oxygen_symbol_(Dalton...

    This symbol was created with Inkscape. This SVG symbol shows a very simple image. Drawing uncomplicated graphics with a text editor seems more adequate than using a vector graphics program, and will often result in a dramatic reduction of file size.

  5. Oxygen - Wikipedia

    en.wikipedia.org/wiki/Oxygen

    Oxygen is a chemical element with the symbol O and atomic number 8. It is a member of the chalcogen group in the periodic table , a highly reactive nonmetal , and a potent oxidizing agent that readily forms oxides with most elements as well as with other compounds .

  6. Fitbit's Charge 4 band can now display blood oxygen ... - AOL

    www.aol.com/news/fitbit-charge-4-display-blood...

    A new SpO2 app for the Charge 4 shows users' SpO2 levels on the fitness band itself.

  7. Allotropes of oxygen - Wikipedia

    en.wikipedia.org/wiki/Allotropes_of_oxygen

    There are several known allotropes of oxygen. The most familiar is molecular oxygen (O 2), present at significant levels in Earth's atmosphere and also known as dioxygen or triplet oxygen. Another is the highly reactive ozone (O 3). Others are: Atomic oxygen (O 1), a free radical. Singlet oxygen (O * 2), one of two metastable states of ...

  8. Contactless payment - Wikipedia

    en.wikipedia.org/wiki/Contactless_payment

    EMV contactless symbol used on compatible payment terminals. EMV stands for "Europay, Mastercard, and Visa", the three companies that created the standard.Contactless payment systems are credit cards and debit cards, key fobs, smart cards, or other devices, including smartphones and other mobile devices, that use radio-frequency identification (RFID) or near-field communication (NFC) for ...

  9. Breathing gas - Wikipedia

    en.wikipedia.org/wiki/Breathing_gas

    A breathing gas is a mixture of gaseous chemical elements and compounds used for respiration. Air is the most common and only natural breathing gas. Other mixtures of gases, or pure oxygen, are also used in breathing equipment and enclosed habitats such as scuba equipment, surface supplied diving equipment, recompression chambers, high-altitude mountaineering, high-flying aircraft, submarines ...