DebugPoint published a tutorial about using Etcher in Linux.

Create Bootable USB Using Etcher in Linux [Download and Usage guide]

Etcher is a utility created by Balena, that makes your life easy with its unique take on creating bootable USB and SD cards with a .iso file. In this guide, I will show you the steps to download and install Etcher. Although it is a bit trivial for some, may be difficult for others.

Create Bootable USB Using Etcher in Linux [Download and Usage guide]