Is Laser Cleaning Machine Business Worth To Start? In high-end manufacturing, industrial products such as electroplating, phosphating, coating, welding, and assembly require the removal of contaminants such as dirt, grease, dust, and rust from the product's surface to ensure quality.Laser cleaning is considered the most reliable and effective surface treatment technology due to its characteristics of no mechanical force, no chemical reactions, no thermal effects, and applicability to various materials.