The worker is required to have close visual acuity to perform one or more of the following: The worker is required to have visual acuity to perform one or more of the following: operate machines such as lathes, drill presses, power saws and mills where seeing job is at or within arms reach; performs mechanical or skilled trades tasks of a non-repetitive nature such as carpenters, technicians, service people, plumbers, painters, mechanics, etc. The worker is subject to hazards: that include a variety of physical conditions, such as proximity to moving mechanical parts, electrical current, working on scaffolding and high places, exposure to high heat or exposure to chemicals.