What is meaning of ral?

The acronym "RAL" stands for "Reichs-Ausschuss für Lieferbedingungen und Gütesicherung," which translates to "Imperial Committee for Delivery Terms and Quality Assurance." RAL is a German standards organization that develops and defines color and quality standards for a variety of products and industries, such as paint, plastics, textiles, and printing. RAL colors are widely used for paints and coatings, and have a standardized numbering system. RAL colors are considered reliable and recognized internationally, and are used in various applications, including architecture, product design, and industrial coating.