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.
Setting up Google Authenticator on multiple devices. You can set up Google Authenticator so that you can generate verification codes from more than one device. 1  Make sure that you have Google Authenticator downloaded on all devices that you want to use.  Go to the 2-Step Verification page.