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.
If your goal is to treat dry eyes, you may want to avoid drops that promise to remove redness, such as Visine and Clear Eyes. In general, many causes of mild eye dryness can be treated with OTC eye drops, gels, and ointments. But as mentioned above, dry eyes can be the result of serious health problems.