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.
1 Google/Gmail: Google's two-factor authentication sends you a 6-digit code via text message when you attempt to log in from a new machine, though it also works with the Google Authenticator app for Android, iOS, and BlackBerry. 2  You can save each machine for 30 days.