Wrapper Material A description about the Wrapper material functionality (MtlWrapper). The MtlWrapper can be used to specify additional surface properties per material.                                                                                                      Volumetrics Covers one of the types of volumetrics, available in V-Ray - Environment fog. EnvironmentFog is an atmospheric effect that allows the simulation of participating media like fog, atmospheric dust and so on. Particle Systems Describes an advanced usage of the V-Ray Instancer - creating particle systems.                                                                                                                                                                                                                                       Texture Baking Rendering to texture, or "texture baking,” allows you to create texture maps based on an object's appearance in the rendered scene.