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.
Other Reasons you Receive Google Verification Code Texts. 1  You opted-in for updates to your account. 2  Google wants to authenticate your log-ins. 3  Google wants to make sure youâre not a robot when creating a Gmail account. 4  Youâre signed-up for the Gmail 2-step verification process. 5  You canât login to your Gmail account and want to reset your password.