Liquid Chiller Applications Industrial liquid chillers are used to cool machinery, mechanisms, and products used in a variety of processes. Examples of such processes include metalworking, die casting, plastic injection moulding, blow moulding, anodizing, extrusions coating, compression moulding, oil cooling, welding, chemical processing and industrial refrigeration. Liquid chillers are also used to provide air conditioning and gas cooling on a large scale and provide temperature control for medicines and lab chemicals. Liquid chillers are essential to industries including medicine and medical supply, food and beverage, plastics manufacturing, HVAC, and power generation.