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.
(It doesn't matter which phone type you choose.). On your Windows Phone, open Authenticator and tap the Add (+) button on the app bar at the bottom of the screen to add an account. Then, tap the Camera button at the bottom and scan the QR code that Google is displaying on your PC's web browser.