Fossil fuels are hydrocarbons, meaning they are composed primarily of carbon and hydrogen. When fossil fuels are burned, carbon dioxide (CO 2) and water (H 2 O) are the principle chemical products, formed from the reactants carbon and hydrogen in the fuel and oxygen (O 2) in the air.
Yes: Visine has a vasoconstrictor medication that makes the blood vessels of the eye constrict to decrease the appearance of redness of the eyes. This decreases blood flow to the conjunctivae of the eyes.
Your eye specialist can see cells (white blood cells) and flare (particles of protein) in the aqueous humour (fluid that is produced in the eye). 1  Topical anaesthetics do not relieve the pain associated with iritis.  Shining light in the normal, unaffected eye causes pain in the affected eye if iritis is present. This is because shining light in one eye causes both pupils to constrict. So, movement of the affected iris causes pain.