Exposure to the very high intensity electromagnetic fields found in the immediate vicinity of certain sources such as radar installations and TV or radio transmitters can produce electrical shock or a variety of heating effects, which may range from a sensation of warmth to burns and eventual cataract formation.
S 1 is a vertical, perfectly inelastic, supply curve. This represents 'momentary' supply. In most industries, if a firm was asked to produce a large order immediately, it simply would not be able to do it, regardless of the price offered for the order. Supply is perfectly inelastic in the very short run.
Aggregate Demand Curve. The vertical axis for an aggregate demand curve measures price level, which differs from price in that it represents the average price of goods or services in the economy as a whole. This number factors in items such as changes in the number of consumers, changes in tastes, and changes in income.