CGA Fitting Reference. A CGA fitting is the standardized system for the attachment of a compressed gas cylinder to the required regulator or transfer line. Examples of CGA fittings would be CGA-580 for Non-flamable, Non-oxidizing gasses such as Nitrogen, Argon, or Helium. CGA-590 is used for compressed air and CGA-326 is used for Nitrous Oxide.
Google Authenticator is a mobile security application based on two-factor authentication (2FA) that helps to verify user identities before granting them access to websites and services.
Google Talk (also known as Google Chat[1]) is an instant messaging service that provides both text and voice communication.[2] The instant messaging service is colloquially known as Gchat, Gtalk, or Gmessage to its users, although Google does not endorse those names.[3]