![Smoke Learning Channel show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/040/457/small/smoke-learning-channel.jpg)
Summary: This video shows you how to take existing render passes and create a new alpha render pass to separate the CGI smoke from the other elements in the CGI render.
Summary: This video shows you how to take existing render passes and create a new alpha render pass to separate the CGI smoke from the other elements in the CGI render.