Destructive Testing: Using resources both at our laboratory and onsite, we can check for permeability, hardness, penetration, adhesion, abrasion resistance, colour retention, gloss retention, bend, salt spray and other coating characteristics. Onsite testing includes: Solvent Sensitivity Paint Inspection Gauge (Tooke Gauge) Dolly Pull Off Adhesion testing Knife/Micrometer Cross Hatch Testing Pencil Hardness