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  1. Acetylene - Wikipedia

  2. Acetylene | Description, Properties, & Uses | Britannica

  3. Acetylene (C2H2) - Structure, Molecular Mass, Properties ...

  4. Acetylene | C2H2 | CID 6326 - PubChem

  5. Acetylene | Encyclopedia.com

  6. Acetylene - NIST Chemistry WebBook

  7. Acetylene - Wikiwand

  8. Acetylene - Airgas

  9. Acetylene - New World Encyclopedia

  10. Acetylene - Simple English Wikipedia, the free encyclopedia