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.
The vertical axis is used to represent one factor, such as price, while the horizontal axis is used to represent a second factor, such as quantity. The curve of market demand is negatively sloped from right to left, representing the law of demand, while the aggregate curve represents additional factors.