After rinsing Q²M Tar REDEFINED I still feel my paint contamination - Why ? March 07, 2025 20:52 Updated Some contamination will require multiple applications for optimum results. Related articles Do I need to agitate the solution ? I sprayed Q²M Tar REDEFINED but I don’t see brown colour - Why ? Will Q²M Tar REDEFINED will damage/alter my paint work or coating ? Can I mix Q²M Tar REDEFINED with my shampoo ? What is it ?