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Independent TÜV's (Technischer Überwachungsverein, English translation: Technical Inspection Association) were founded in the 1870's by the German steam boiler industry. These regional organizations helped regulate and supervise the safety of steam instal ...
In keeping with its public health and safety mission, NSF offers electrical safety testing and certification services for a variety of product types, from electrical conduit to foodservice equipment to swimming pool pumps, and many products in between.The ...
Underwriters Laboratories Inc. (UL) is an independent product safety certification organization that has been testing products and writing Standards for Safety for over a century. UL evaluates more than 19,000 types of products, components, materials and ...