Terra Fog, patented by the University of Texas at Austin, is a top-quality solution for maintaining asphalt pavements. It is easy to use, requiring no special equipment or handling procedures. Terra Prime, patented by the University of Texas at Austin, is an excellent replacement for asphalt cutbacks, offering the best way to improve highways without sacrificing road durability, quality, or stability. It is easy to use, requiring no special equipment or handling procedures. Top-Seal Black, patented by the University of Texas at Austin, is the best alternative to asphalt, creating a durable wearing surface over soil bases for roadways, parking lots, and airfields that will withstand all traffic types. It is easy to use, requiring no special equipment or handling procedures.