The worker is required to have close visual acuity to perform an activity such as: operating machines, such as lathes, drill presses, power saws, and mills where the seeing job is at or within arm's reach; performs mechanical or skilled trades tasks of a non-repetitive nature, such as carpenters, technicians, service people, plumbers, painters, mechanics, etc. ENVIRONMENTAL CONDITIONS: The work environment involves high risks with exposure to potentially dangerous situations or unusual environmental stress that require a range of safety and other precautions where conditions cannot be controlled and/or is exposed to one or more disagreeable conditions such as irate customers, outdoor weather conditions, excessive noise, extreme cold and heat temperatures, odors, dust, oils, chemicals, etc.