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.
How Electret Microphones Work. With the diaphragm and the back plate ready to receive sound waves, they work by letting the incoming sound waves from a source of sound from any direction to change the capacitance between the two conducting plates.