UL Prospector

CLS at 20 

CERTIFIED LUBRICATION SPECIALIST™—the highly successful STLE program better known simply as CLS™—has grown and flourished over the years. Now, 20 years after it was first launched in 1993, it remains the standard of excellence for those who practice the art of lubrication engineering.




STLE is the premier technical society serving the needs of over 10,000 individuals in the tribology and lubrication engineering business sector. STLE members are employed by the world's leading corporations, academic institutions and by governmental agencies dealing with science and technology. STLE supports these distinguished technical experts with a variety of professional education and certification programs.


STLE (Society of Tribologists & Lubrication Engineers)目前只在以下作出标识的区域展示其产品资料: