The absence of vision in half of a visual field is described as hemianopsia. The visual field of each eye can be divided in two vertically, with the outer half being described as temporal, and the inner half being described as nasal.
The Dahlgren Decon solution will neutralize a wide range of substances, from toxic industrial chemicals and materials to chemical warfare and biological agents. The new decontamination solution has a moderate pH and does not generate toxic-byproducts.
The sulphur denitrator works by creating an anaerobic (zero oxygen) condition inside the filter, where anaerobic bacteria will grow and process the nitrate to nitrogen.he sulphur denitrator works by creating an anaerobic (zero oxygen) condition inside the filter, where anaerobic bacteria will grow and process the nitrate to nitrogen.