None of these new petroleum products are true distillates, they are extracts and creations of the petroleum engineers gluing bits and pieces of hydrocarbon molecules from the refinery waste stream together to make useful, salable products.
The Causes of Double Vision. Double vision, or diplopia, occurs when your eyes donât work as a team. When your visual system is working correctly, both eyes should point in the same direction at an object. Your eyes see two different images, which your brain combines to produce a single, 3D image.
Thread: To those who have prisms in their glasses: To those who have prisms in their glasses: I have a lesion in my MLF that is causing me to have chronic double vision. I have prisms in my glasses that help, but leave me with blurry vision. I am not sure which is worse some days.