. USDA Approved Colors 3400 Used for cleaning and flushing the Genesis small character components SOLVENT Large Character Fluids 3852 Exclusively used for marking with the LC Printer... and adhesion characteristics. USDA Approved. Colors 3440 5016 YES Good for all plastics, varnished cartons, and produces a small dot on metals. Good adhesion. USDA Approved. Colors... systems on to porous substrates Colors 3852 Used for cleaning and flushing the Genesis large character components CLEANER [Top] ...