41 Training services related to lubrication, lubrication analysis, lubrication application, lubrication filtration and contamination prevention and removal, lubrication storage, lubrication reliability practices, equipment reliability; educational services, namely, conducting training classes, seminars, conferences, and workshops in the field of lubrication, lubrication analysis, lubrication application, lubrication filtration and contamination prevention and removal, lubrication storage, lubrication reliability practices, equipment reliability; educational services, namely, conducting classes, seminars, conferences, and workshops for managers, engineers, and technicians for certification in the fields of lubrication, lubrication analysis, and machine condition monitoring