Blindness is part of an SDS would you find information about the symptoms and effects of exposure to the chemical substance
Visual impairment is defined by the World Health Organization as exhibiting visual acuity of less than 6/12 in the better eye and by the American Academy of Ophthalmology.
When a person loses all or virtually all of their vision, it is said to be blindness. Vision is lost when someone is blind. Additionally, it could be used to describe a vision loss that cannot be treated with spectacles or contact lenses. You have very little vision if you are partially blind. You cannot see anything and you cannot see light if you are completely blind. When people refer to "blindness," they typically mean total blindness.
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