The white of the eye. The sclera gives the eye structural strength and protection for the inner elements of the eye. This is the outer clear covering over the center of the eye. The cornea acts like both a window and a lens. Light first enters the eye through the cornea. The shape of the cornea then acts as a lens to begin to bend or ârefractâ light toward a focal point at the back of the eye. The cornea is the primary focusing element of the eye. It is made up of five layers of material.
Actually, the cigarette manufacturers have grown prices, some by as much as a dollar per pack. Americans purchase around 20 billion cigarette packs yearly. The average retail price of a cigarette pack in the U.S. is $5.51. But the real price of a cig pack to society and to the state's economy is $18.05 for each pack. See below the cigarette tax for each state.
But unless you smoke and do a lot of traveling, you may not realize how much the cost of a pack of cigarettes varies from state to state. You also may not realize what smoking a pack a day will do to a smoker's budget over a year -- and longer. Smoking simply costs a lot (especially in some locations) -- in money and health. See for yourself -- the table below shows the average price of a pack of cigarettes for 2014, from least to most expensive, according to TheAwl.com. (Note that a sizable chunk of most prices is made up of state excise taxes, which range from $4.35 per pack in New York to $0.17 per pack in Missouri as of January.