C-106 CLAY AWAY Medium Grade is the more aggressive cousin to C-105 CLAY AWAY. It is only recommended for heavy paint overspray, paint finish roughness, fallout, acid rain deposits, rail dust, brake dust. Scratching may occur on dark colored vehicles. S-74 Wipeout Showroom Spray Gloss is recommended as a lubricating fluid for use with CLAY AWAY. Body Shop Safe. VOC COMPLIANT.