Photorealistic Charcoals
Import the files
Just open blender and put the prefer models into your scene by clicking File -Append - and then go to your downloaded folder.
For better organization the models are put in two different collections. Collection Midpoly has the high detailed models in it and the collection Lowpoly has the small detailed models.
Work along with the shader
To affect the amount and the pattern of the embers, you have to change these nodes: