Number of the records: 1  

hélium

  1. Subject h.hélium
    Subject h.Helium
    Scope note in EnglishA noble gas with the atomic symbol He, atomic number 2, and atomic weight 4.003. It is a colorless, odorless, tasteless gas that is not combustible and does not support combustion. It was first detected in the sun and is now obtained from natural gas. Medically it is used as a diluent for other gases, being especially useful with oxygen in the treatment of certain cases of respiratory obstruction, and as a vehicle for general anesthetics.
    Links (3) - ARTICLES
    (1) - CiBaMed
    subject heading

    subject heading

Number of the records: 1  

  This site uses cookies to make them easier to browse. Learn more about how we use cookies.