MATERIAL { ID 4 ; Material ID [0 - 63] Name "SAWDUST" ; Display name Skid false ; Skidmarks appear on material Corrugated true ; Material is bumpy Roughness 1.000000 ; Roughness of the material Grip 1.000000 ; Grip of the material Hardness 0.000000 ; Hardness of the material CorrugationType 6 ; Type of bumpiness }