ClearSign Technologies Corporation designs and develops products and technologies to enhance operational performance, energy efficiency, emission reduction, safety, and overall cost-effectiveness of industrial and commercial systems. ClearSign Core Burner Technology consists of an industrial burner body and a downstream porous ceramic structure or metal flame stabilizing device; ClearSign core Plug & Play technology provides direct burner replacement for traditional refinery process heaters. The company also provides ClearSign Eye Flame Sensor, an electrical flame sensor for industrial applications.